зеркало из https://github.com/mozilla/gecko-dev.git
Added support for generating tooltip events
This commit is contained in:
kmcclusk
Родитель
90c5a32479
Коммит
9ad3d2ec08
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@ -107,29 +107,35 @@ struct nsKeyEvent : public nsGUIEvent {
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#define NS_WINDOW_START 100
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// Sent when window is created
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// Widget is being created
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#define NS_CREATE (NS_WINDOW_START)
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// Sent when window is destroyed
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// Widget is being destroyed
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#define NS_DESTROY (NS_WINDOW_START + 1)
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// Sent when the window is resized
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// Widget was resized
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#define NS_SIZE (NS_WINDOW_START + 2)
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// Sent when window gains focus
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// Widget gained focus
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#define NS_GOTFOCUS (NS_WINDOW_START + 3)
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// Sent when window loses focus
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// Widget lost focus
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#define NS_LOSTFOCUS (NS_WINDOW_START + 4)
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// Sent when the window needs to be repainted
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// Widget needs to be repainted
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#define NS_PAINT (NS_WINDOW_START + 30)
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// Sent when a key is pressed down within a window
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// Key is pressed down within a window
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#define NS_KEY_UP (NS_WINDOW_START + 32)
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// Sent when a key is released within a window
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// Key is released within a window
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#define NS_KEY_DOWN (NS_WINDOW_START + 33)
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// Sent when the window has been moved to a new location.
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// Window has been moved to a new location.
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// The events point contains the x, y location in screen coordinates
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#define NS_MOVE (NS_WINDOW_START + 34)
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// Sent when a tab control's selected tab has changed
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// Tab control's selected tab has changed
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#define NS_TABCHANGE (NS_WINDOW_START + 35)
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// Tooltip should be shown
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#define NS_SHOW_TOOLTIP (NS_WINDOW_START + 36)
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// Tooltip should be hidden
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#define NS_HIDE_TOOLTIP (NS_WINDOW_START + 37)
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#define NS_MOUSE_MESSAGE_START 300
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#define NS_MOUSE_MOVE (NS_MOUSE_MESSAGE_START)
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#define NS_MOUSE_LEFT_BUTTON_UP (NS_MOUSE_MESSAGE_START + 1)
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@ -383,6 +383,35 @@ class nsIWidget : public nsISupports {
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virtual void SetTitle(const nsString& aTitle) = 0;
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/**
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* Set the collection of tooltip rectangles.
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* A NS_SHOW_TOOLTIP event is generated when the mouse hovers over one
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* of the rectangles. a NS_HIDE_TOOLTIP event is generated when the mouse
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* is moved or a new tooltip is displayed.
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*
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* @param aNumberOfTips number of tooltip areas.
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* @param aTooltipArea array of x,y,width,height rectangles specifying hot areas
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*
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*/
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virtual void SetTooltips(PRUint32 aNumberOfTips,const nsRect* aTooltipAreas) = 0;
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/**
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* Update the collection of tooltip rectangles. The number of tooltips must
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* match the original number of tooltips specified in SetTooltips. Must be called
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* after calling SetTooltips.
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*
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* @param aNewTips array of x,y,width,height rectangles specifying the new hot areas
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*
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*/
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virtual void UpdateTooltips(const nsRect* aNewTips) = 0;
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/**
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* Remove the collection of tooltip rectangles.
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*/
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virtual void RemoveTooltips() = 0;
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};
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@ -39,6 +39,111 @@ nsWindow * mCurrentWindow = NULL;
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static NS_DEFINE_IID(kIWidgetIID, NS_IWIDGET_IID);
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// DoCreateTooltip - creates a tooltip control and adds some tools
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// to it.
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// Returns the handle of the tooltip control if successful or NULL
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// otherwise.
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// hwndOwner - handle of the owner window
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//
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// Global variable
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// g_hinst - handle of the application instance
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extern HINSTANCE g_hinst;
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void nsWindow::AddTooltip(HWND hwndOwner,nsRect& aRect)
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{
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// HWND hwndTT; // handle of tooltip
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TOOLINFO ti; // tool information
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// Make sure the common control DLL is loaded
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InitCommonControls();
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// Create a tooltip control for the window if needed
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if (mTooltip == (HWND) NULL) {
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mTooltip = CreateWindow(TOOLTIPS_CLASS, (LPSTR) NULL, TTS_ALWAYSTIP,
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CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
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NULL, (HMENU) NULL,
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nsToolkit::mDllInstance,
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NULL);
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}
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if (mTooltip == (HWND) NULL)
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return;
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ti.cbSize = sizeof(TOOLINFO);
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ti.uFlags = TTF_SUBCLASS;
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ti.hwnd = hwndOwner;
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ti.hinst = nsToolkit::mDllInstance;
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ti.uId = 0;
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ti.lpszText = (LPSTR)" "; // must set text to
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// something for tooltip to give events;
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ti.rect.left = aRect.x;
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ti.rect.top = aRect.y;
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ti.rect.right = aRect.x + aRect.width;
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ti.rect.bottom = aRect.y + aRect.height;
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if (!SendMessage(mTooltip, TTM_ADDTOOL, 0,
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(LPARAM) (LPTOOLINFO) &ti))
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return;
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// return hwndTT;
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}
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//-------------------------------------------------------------------------
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//
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// Setup initial tooltip rectangles
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//
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//-------------------------------------------------------------------------
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void nsWindow::SetTooltips(PRUint32 aNumberOfTips,const nsRect* aTooltipAreas)
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{
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RemoveTooltips();
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for (int i = 0; i < (int)aNumberOfTips; i++) {
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AddTooltip(mWnd, (nsRect)(aTooltipAreas[i]));
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}
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}
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//-------------------------------------------------------------------------
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//
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// Update all tooltip rectangles
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//
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//-------------------------------------------------------------------------
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void nsWindow::UpdateTooltips(const nsRect* aNewTips)
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{
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TOOLINFO ti;
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// Get the number of tooltips
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UINT count = ::SendMessage(mTooltip, TTM_GETTOOLCOUNT, 0, 0);
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NS_ASSERTION(count > 0, "Called UpdateTooltips before calling SetTooltips");
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for (UINT i = 0; i < count; i++) {
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::SendMessage(mTooltip, TTM_ENUMTOOLS, i, (LPARAM) (LPTOOLINFO)&ti);
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ti.rect.left = aNewTips[i].x;
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ti.rect.top = aNewTips[i].y;
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ti.rect.right = aNewTips[i].x + aNewTips[i].width;
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ti.rect.bottom = aNewTips[i].y + aNewTips[i].height;
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::SendMessage(mTooltip, TTM_NEWTOOLRECT, 0, (LPARAM) (LPTOOLINFO)&ti);
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}
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}
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//-------------------------------------------------------------------------
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//
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// Remove all tooltip rectangles
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//
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//-------------------------------------------------------------------------
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void nsWindow::RemoveTooltips()
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{
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TOOLINFO ti;
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long val;
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// Get the number of tooltips
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UINT count = ::SendMessage(mTooltip, TTM_GETTOOLCOUNT, 0, (LPARAM)&val);
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for (UINT i = 0; i < count; i++) {
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::SendMessage(mTooltip, TTM_ENUMTOOLS, i,(LPARAM) (LPTOOLINFO)&ti);
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::SendMessage(mTooltip, TTM_DELTOOL, 0, (LPARAM) (LPTOOLINFO)&ti);
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}
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}
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//-------------------------------------------------------------------------
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//
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// Convert nsEventStatus value to a windows boolean
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@ -113,6 +218,18 @@ PRBool nsWindow::DispatchEvent(nsGUIEvent* event)
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}
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}
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//-------------------------------------------------------------------------
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//
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// Dispatch standard event
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//
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//-------------------------------------------------------------------------
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PRBool nsWindow::DispatchStandardEvent(PRUint32 aMsg)
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{
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nsGUIEvent event;
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InitEvent(event, aMsg);
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return(DispatchEvent(&event));
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}
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//-------------------------------------------------------------------------
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//
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@ -170,6 +287,7 @@ nsWindow::nsWindow(nsISupports *aOuter) : nsObject(aOuter)
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mIsControlDown = PR_FALSE;
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mIsAltDown = PR_FALSE;
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mIsDestroying = PR_FALSE;
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mTooltip = NULL;
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}
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@ -303,9 +421,7 @@ void nsWindow::Create(nsIWidget *aParent,
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// call the event callback to notify about creation
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nsGUIEvent event;
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InitEvent(event, NS_CREATE);
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DispatchEvent(&event);
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DispatchStandardEvent(NS_CREATE);
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SubclassWindow(TRUE);
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}
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@ -393,9 +509,7 @@ void nsWindow::Create(nsNativeWindow aParent,
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VERIFY(mWnd);
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// call the event callback to notify about creation
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nsGUIEvent event;
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InitEvent(event, NS_CREATE);
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DispatchEvent(&event);
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DispatchStandardEvent(NS_CREATE);
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SubclassWindow(TRUE);
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}
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@ -427,6 +541,11 @@ void nsWindow::Destroy()
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if (mPalette) {
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VERIFY(::DeleteObject(mPalette));
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}
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// Destroy the tooltip control
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if (mTooltip) {
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VERIFY(::DestroyWindow(mTooltip));
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}
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}
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@ -913,6 +1032,30 @@ void nsWindow::Scroll(PRInt32 aDx, PRInt32 aDy, nsRect *aClipRect)
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::UpdateWindow(mWnd);
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}
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//-------------------------------------------------------------------------
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//
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// Relay mouse events to the tooltip control
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//
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//-------------------------------------------------------------------------
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void nsWindow::RelayMouseEvent(UINT aMsg, WPARAM wParam, LPARAM lParam)
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{
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printf("relaying event\n");
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#if 0
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MSG msg;
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msg.hwnd = mWnd;
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msg.message = aMsg;
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msg.wParam = wParam;
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msg.lParam = lParam;
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msg.time = ::GetMessageTime();
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DWORD pos = ::GetMessagePos();
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POINT pt;
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msg.pt.x = LOWORD(pos);
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msg.pt.y = HIWORD(pos);
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::SendMessage(mTooltip, TTM_RELAYEVENT, 0, (LPARAM)(LPMSG) &msg);
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#endif
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}
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//-------------------------------------------------------------------------
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//
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// Every function that needs a thread switch goes through this function
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@ -999,11 +1142,20 @@ PRBool nsWindow::ProcessMessage(UINT msg, WPARAM wParam, LPARAM lParam, LRESULT
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{
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LPNMHDR pnmh = (LPNMHDR) lParam;
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if (pnmh->code == TCN_SELCHANGE) {
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nsGUIEvent event;
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InitEvent(event, NS_TABCHANGE);
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DispatchEvent(&event);
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result = PR_TRUE;
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switch (pnmh->code) {
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case TCN_SELCHANGE: {
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DispatchStandardEvent(NS_TABCHANGE);
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result = PR_TRUE;
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}
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break;
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case TTN_SHOW:
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result = DispatchStandardEvent(NS_SHOW_TOOLTIP);
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break;
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case TTN_POP:
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result = DispatchStandardEvent(NS_HIDE_TOOLTIP);
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break;
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}
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}
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break;
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@ -1064,14 +1216,17 @@ PRBool nsWindow::ProcessMessage(UINT msg, WPARAM wParam, LPARAM lParam, LRESULT
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break;
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case WM_MOUSEMOVE:
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//RelayMouseEvent(msg,wParam, lParam);
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result = DispatchMouseEvent(NS_MOUSE_MOVE);
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break;
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case WM_LBUTTONDOWN:
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//RelayMouseEvent(msg,wParam, lParam);
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result = DispatchMouseEvent(NS_MOUSE_LEFT_BUTTON_DOWN);
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break;
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case WM_LBUTTONUP:
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//RelayMouseEvent(msg,wParam, lParam);
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result = DispatchMouseEvent(NS_MOUSE_LEFT_BUTTON_UP);
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break;
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@ -1082,10 +1237,12 @@ PRBool nsWindow::ProcessMessage(UINT msg, WPARAM wParam, LPARAM lParam, LRESULT
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break;
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case WM_MBUTTONDOWN:
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//RelayMouseEvent(msg,wParam, lParam);
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result = DispatchMouseEvent(NS_MOUSE_MIDDLE_BUTTON_DOWN);
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break;
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case WM_MBUTTONUP:
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//RelayMouseEvent(msg,wParam, lParam);
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result = DispatchMouseEvent(NS_MOUSE_MIDDLE_BUTTON_UP);
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break;
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@ -1094,10 +1251,12 @@ PRBool nsWindow::ProcessMessage(UINT msg, WPARAM wParam, LPARAM lParam, LRESULT
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break;
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case WM_RBUTTONDOWN:
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//RelayMouseEvent(msg,wParam, lParam);
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result = DispatchMouseEvent(NS_MOUSE_RIGHT_BUTTON_DOWN);
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break;
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case WM_RBUTTONUP:
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//RelayMouseEvent(msg,wParam, lParam);
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result = DispatchMouseEvent(NS_MOUSE_RIGHT_BUTTON_UP);
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break;
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@ -1312,9 +1471,7 @@ void nsWindow::OnDestroy()
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mToolkit = NULL;
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}
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nsGUIEvent event;
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InitEvent(event, NS_DESTROY);
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DispatchEvent(&event);
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DispatchStandardEvent(NS_DESTROY);
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}
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@ -1481,9 +1638,7 @@ PRBool nsWindow::DispatchFocus(PRUint32 aEventType)
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{
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// call the event callback
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if (mEventCallback) {
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nsGUIEvent event;
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InitEvent(event, aEventType);
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return(DispatchEvent(&event));
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return(DispatchStandardEvent(aEventType));
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}
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return PR_FALSE;
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@ -109,6 +109,9 @@ public:
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virtual nsIToolkit* GetToolkit();
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virtual void SetBorderStyle(nsBorderStyle aBorderStyle);
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virtual void SetTitle(const nsString& aTitle);
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virtual void SetTooltips(PRUint32 aNumberOfTips,const nsRect* aTooltipAreas);
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virtual void RemoveTooltips();
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virtual void UpdateTooltips(const nsRect* aNewTips);
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virtual void AddMouseListener(nsIMouseListener * aListener);
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virtual void AddEventListener(nsIEventListener * aListener);
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@ -150,9 +153,13 @@ protected:
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void InitEvent(nsGUIEvent& event, PRUint32 aEventType);
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PRBool DispatchEvent(nsGUIEvent* event);
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PRBool DispatchStandardEvent(PRUint32 aMsg);
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void AddTooltip(HWND hwndOwner, nsRect& aRect);
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void RelayMouseEvent(UINT aMsg, WPARAM wParam, LPARAM lParam);
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protected:
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HWND mWnd;
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HWND mTooltip;
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HPALETTE mPalette;
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WNDPROC mPrevWndProc;
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EVENT_CALLBACK mEventCallback;
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@ -380,7 +387,19 @@ protected:
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void SetTitle(const nsString& aTitle) \
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{ \
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nsWindow::SetTitle(aTitle); \
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}
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} \
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void SetTooltips(PRUint32 aNumberOfTips,const nsRect* aTooltipAreas) \
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{ \
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nsWindow::SetTooltips(aNumberOfTips, aTooltipAreas); \
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} \
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void UpdateTooltips(const nsRect* aNewTips) \
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{ \
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nsWindow::UpdateTooltips(aNewTips); \
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} \
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void RemoveTooltips() \
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{ \
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nsWindow::RemoveTooltips(); \
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}
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@ -68,6 +68,10 @@ nsIListBox *gMultiListBox = NULL;
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nsIWidget *movingWidget = NULL;
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nsIScrollbar *scrollbar = NULL;
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nsITabWidget *tabWidget = NULL;
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nsIButton *toolTipButton1 = NULL;
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nsIButton *toolTipButton2 = NULL;
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nsIButton *tooltipWindow = NULL;
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char * gFailedMsg = NULL;
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@ -90,6 +94,16 @@ char * gFailedMsg = NULL;
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#define kShowBtn "Show Btn"
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#define kBrowseBtn "Browse..."
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#define kTooltip1_x 400
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#define kTooltip1_y 100
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#define kTooltip1_width 100
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#define kTooltip1_height 100
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#define kTooltip2_x 200
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#define kTooltip2_y 300
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#define kTooltip2_width 100
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#define kTooltip2_height 100
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// class ids
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static NS_DEFINE_IID(kCWindowCID, NS_WINDOW_CID);
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static NS_DEFINE_IID(kCChildCID, NS_CHILD_CID);
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@ -345,6 +359,27 @@ int createTestButton(nsIWidget * aWin,
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return aX + aWidth;
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}
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/**--------------------------------------------------------------------------------
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*
|
||||
*/
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nsIButton* createSimpleButton(nsIWidget * aWin,
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char * aTitle,
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int aX,
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||||
int aY,
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int aWidth,
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EVENT_CALLBACK aHandleEventFunction) {
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nsIButton *button;
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nsRect rect(aX, aY, aWidth, 25);
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NSRepository::CreateInstance(kCButtonCID, nsnull, kIButtonIID, (LPVOID*)&button);
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button->Create(window, rect, aHandleEventFunction, NULL);
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nsString label(aTitle);
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button->SetLabel(label);
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button->Show(PR_TRUE);
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// NS_RELEASE(button);
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return button;
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}
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||||
|
||||
|
||||
/**--------------------------------------------------------------------------------
|
||||
* List Test Handler
|
||||
*--------------------------------------------------------------------------------
|
||||
|
|
@ -701,6 +736,17 @@ nsEventStatus PR_CALLBACK HandleEvent(nsGUIEvent *aEvent)
|
|||
nsEventStatus result = nsEventStatus_eIgnore;
|
||||
switch(aEvent->message) {
|
||||
|
||||
case NS_SHOW_TOOLTIP:
|
||||
statusText->SetText("Show tooltip");
|
||||
tooltipWindow->Move(aEvent->point.x + 5, aEvent->point.y + 5);
|
||||
tooltipWindow->Show(PR_TRUE);
|
||||
break;
|
||||
|
||||
case NS_HIDE_TOOLTIP:
|
||||
statusText->SetText("Hide tooltip");
|
||||
tooltipWindow->Show(PR_FALSE);
|
||||
break;
|
||||
|
||||
case NS_MOVE:
|
||||
char str[256];
|
||||
sprintf(str, "Moved window to %d,%d", aEvent->point.x, aEvent->point.y);
|
||||
|
|
@ -861,6 +907,57 @@ nsEventStatus PR_CALLBACK HandleTabEvent(nsGUIEvent *aEvent)
|
|||
}
|
||||
|
||||
|
||||
void SetTooltipPos(int pos, nsIWidget *aWidget, nsIButton *aButton1, nsIButton *aButton2)
|
||||
{
|
||||
switch(pos) {
|
||||
case 1: {
|
||||
nsRect* tips1 = {&nsRect(kTooltip1_x,kTooltip1_y,
|
||||
kTooltip1_width,kTooltip1_height)};
|
||||
aWidget->SetTooltips(1, tips1);
|
||||
aButton1->Move(kTooltip1_x, kTooltip1_y);
|
||||
aButton2->Move(kTooltip1_x + kTooltip1_width,
|
||||
kTooltip1_y + kTooltip1_height);
|
||||
}
|
||||
break;
|
||||
case 2: {
|
||||
nsRect* tips2 = {&nsRect(kTooltip2_x,kTooltip2_y,
|
||||
kTooltip2_width,kTooltip2_height)};
|
||||
aWidget->SetTooltips(1, tips2);
|
||||
aButton1->Move(kTooltip2_x, kTooltip2_y);
|
||||
aButton2->Move(kTooltip2_x + kTooltip2_width,
|
||||
kTooltip2_y + kTooltip2_height);
|
||||
}
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
nsEventStatus MoveTooltip(int aPos, nsGUIEvent *aEvent)
|
||||
{
|
||||
switch(aEvent->message) {
|
||||
|
||||
case NS_MOUSE_LEFT_BUTTON_DOWN:
|
||||
SetTooltipPos(aPos, window, toolTipButton1, toolTipButton2);
|
||||
break;
|
||||
}
|
||||
|
||||
return(nsEventStatus_eConsumeDoDefault);
|
||||
}
|
||||
|
||||
nsEventStatus PR_CALLBACK TooltipPos1(nsGUIEvent *aEvent)
|
||||
{
|
||||
return(MoveTooltip(1, aEvent));
|
||||
}
|
||||
|
||||
nsEventStatus PR_CALLBACK TooltipPos2(nsGUIEvent *aEvent)
|
||||
{
|
||||
return(MoveTooltip(2, aEvent));
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
/**--------------------------------------------------------------------------------
|
||||
|
|
@ -924,10 +1021,20 @@ int APIENTRY WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpszCmd
|
|||
//
|
||||
NSRepository::CreateInstance(kCWindowCID, nsnull, kIWidgetIID, (LPVOID*)&window);
|
||||
nsRect rect(100, 100, 600, 700);
|
||||
|
||||
|
||||
|
||||
|
||||
window->Create((nsIWidget*)NULL, rect, HandleEvent, NULL);
|
||||
window->SetTitle("TOP-LEVEL window");
|
||||
|
||||
tooltipWindow = createSimpleButton(window, "INSERT <tooltip> here", 0, 0, 150, 0);
|
||||
tooltipWindow->Show(PR_FALSE);
|
||||
toolTipButton1 = createSimpleButton(window, "Tooltip \\/\\/",400, 100, 100, 0);
|
||||
toolTipButton2 = createSimpleButton(window, "Tooltip /\\/\\",500, 200, 100, 0);
|
||||
createTestButton(window, "Move Tooltip pos 1", 450, 150, 130, TooltipPos1);
|
||||
createTestButton(window, "Move Tooltip pos 2", 450, 175, 130, TooltipPos2);
|
||||
SetTooltipPos(1, window, toolTipButton1, toolTipButton2);
|
||||
|
||||
//
|
||||
// create a child
|
||||
//
|
||||
|
|
@ -946,6 +1053,8 @@ int APIENTRY WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpszCmd
|
|||
child->Create(window, rect, HandleEvent, NULL);
|
||||
//child->SetBackgroundColor(NS_RGB(255, 255, 0));
|
||||
child->SetForegroundColor(NS_RGB(255, 0, 0));
|
||||
|
||||
|
||||
NS_RELEASE(child); // the parent keeps a reference on this child
|
||||
|
||||
y += rect.height + 5;
|
||||
|
|
@ -1162,15 +1271,15 @@ int APIENTRY WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpszCmd
|
|||
// create a tab widget
|
||||
//
|
||||
|
||||
rect.SetRect(x, y, 300, 50);
|
||||
rect.SetRect(300, 500, 200, 50);
|
||||
NSRepository::CreateInstance(kCTabWidgetCID, nsnull, kITabWidgetIID, (LPVOID*)&tabWidget);
|
||||
tabWidget->Create(window, rect, HandleTabEvent, NULL);
|
||||
nsString tabs[] = {"low", "medium", "high" };
|
||||
|
||||
tabWidget->SetTabs(3, tabs);
|
||||
tabWidget->Show(PR_TRUE);
|
||||
y += rect.height + 5;
|
||||
x = 10;
|
||||
// y += rect.height + 5;
|
||||
// x = 10;
|
||||
|
||||
//
|
||||
// create a Radio Group
|
||||
|
|
|
|||
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Ссылка в новой задаче