Added SelectAll member function to nsITextWidget

Fixed Select(start, stop) for nsITextWidget and nsITextAreaWidget
Added NS_MOVE event
Cleanup up nsWindow.cpp by centralizing code to initialize events and dispatch events.
This commit is contained in:
kmcclusk 1998-04-24 23:09:11 +00:00
Родитель 9280678e1e
Коммит d7d08c392b
11 изменённых файлов: 170 добавлений и 281 удалений

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@ -106,16 +106,29 @@ struct nsKeyEvent : public nsGUIEvent {
//@{
#define NS_WINDOW_START 100
#define NS_CREATE (NS_WINDOW_START)
#define NS_DESTROY (NS_WINDOW_START + 1)
#define NS_SIZE (NS_WINDOW_START + 2)
#define NS_GOTFOCUS (NS_WINDOW_START + 3)
#define NS_LOSTFOCUS (NS_WINDOW_START + 4)
#define NS_PAINT (NS_WINDOW_START + 30)
// Sent when window is created
#define NS_CREATE (NS_WINDOW_START)
// Sent when window is destroyed
#define NS_DESTROY (NS_WINDOW_START + 1)
// Sent when the window is resized
#define NS_SIZE (NS_WINDOW_START + 2)
// Sent when window gains focus
#define NS_GOTFOCUS (NS_WINDOW_START + 3)
// Sent when window loses focus
#define NS_LOSTFOCUS (NS_WINDOW_START + 4)
// Sent when the window needs to be repainted
#define NS_PAINT (NS_WINDOW_START + 30)
// Sent when a key is pressed down within a window
#define NS_KEY_UP (NS_WINDOW_START + 32)
// Sent when a key is released within a window
#define NS_KEY_DOWN (NS_WINDOW_START + 33)
#define NS_TABCHANGE (NS_WINDOW_START + 34)
// Sent when the window has been moved to a new location.
// The events point contains the x, y location in screen coordinates
#define NS_MOVE (NS_WINDOW_START + 34)
// Sent when a tab control's selected tab has changed
#define NS_TABCHANGE (NS_WINDOW_START + 35)
#define NS_MOUSE_MESSAGE_START 300
#define NS_MOUSE_MOVE (NS_MOUSE_MESSAGE_START)

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@ -104,6 +104,12 @@ class nsITextWidget : public nsIWidget
*/
virtual PRBool SetReadOnly(PRBool aReadOnlyFlag) = 0;
/**
* Select all of the contents
*/
virtual void SelectAll() = 0;
/**
* Set the selection in this text component

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@ -22,23 +22,33 @@
#include "nsString.h"
#include <windows.h>
void nsTextAreaWidget::SetMaxTextLength(PRUint32 aChars) {
void nsTextAreaWidget::SelectAll()
{
nsTextHelper::SelectAll();
}
void nsTextAreaWidget::SetMaxTextLength(PRUint32 aChars)
{
nsTextHelper::SetMaxTextLength(aChars);
}
PRUint32 nsTextAreaWidget::GetText(nsString& aTextBuffer, PRUint32 aBufferSize) {
PRUint32 nsTextAreaWidget::GetText(nsString& aTextBuffer, PRUint32 aBufferSize)
{
return(nsTextHelper::GetText(aTextBuffer, aBufferSize));
}
PRUint32 nsTextAreaWidget::SetText(const nsString &aText) {
PRUint32 nsTextAreaWidget::SetText(const nsString &aText)
{
return(nsTextHelper::SetText(aText));
}
PRUint32 nsTextAreaWidget::InsertText(const nsString &aText, PRUint32 aStartPos, PRUint32 aEndPos) {
PRUint32 nsTextAreaWidget::InsertText(const nsString &aText, PRUint32 aStartPos, PRUint32 aEndPos)
{
return(nsTextHelper::InsertText(aText, aStartPos, aEndPos));
}
void nsTextAreaWidget::RemoveText() {
void nsTextAreaWidget::RemoveText()
{
nsTextHelper::RemoveText();
}

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@ -49,6 +49,7 @@ public:
BASE_IWIDGET_IMPL
// nsITextWidget part
virtual void SelectAll();
virtual void SetMaxTextLength(PRUint32 aChars);
virtual PRUint32 SetText(const nsString &aText);
virtual PRUint32 GetText(nsString& aTextBuffer, PRUint32 aBufferSize);

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@ -82,6 +82,13 @@ PRBool nsTextHelper::SetReadOnly(PRBool aReadOnlyFlag)
return(oldSetting);
}
void nsTextHelper::SelectAll()
{
::SendMessage(mWnd, EM_SETSEL, (WPARAM) 0, (LPARAM)-1);
}
void nsTextHelper::SetSelection(PRUint32 aStartSel, PRUint32 aEndSel)
{
::SendMessage(mWnd, EM_SETSEL, (WPARAM) (INT)aStartSel, (INT) (LPDWORD)aEndSel);

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@ -33,19 +33,20 @@ public:
nsTextHelper(nsISupports *aOuter);
virtual ~nsTextHelper();
virtual void SetMaxTextLength(PRUint32 aChars);
virtual PRUint32 GetText(nsString& aTextBuffer, PRUint32 aBufferSize);
virtual PRUint32 SetText(const nsString &aText);
virtual PRUint32 InsertText(const nsString &aText, PRUint32 aStartPos, PRUint32 aEndPos);
virtual void RemoveText();
virtual void SetPassword(PRBool aIsPassword);
virtual PRBool SetReadOnly(PRBool aReadOnlyFlag);
virtual void SetSelection(PRUint32 aStartSel, PRUint32 aEndSel);
virtual void GetSelection(PRUint32 *aStartSel, PRUint32 *aEndSel);
virtual void SetCaretPosition(PRUint32 aPosition);
virtual PRUint32 GetCaretPosition();
virtual LPCTSTR WindowClass();
virtual DWORD WindowStyle();
virtual void SelectAll();
virtual void SetMaxTextLength(PRUint32 aChars);
virtual PRUint32 GetText(nsString& aTextBuffer, PRUint32 aBufferSize);
virtual PRUint32 SetText(const nsString &aText);
virtual PRUint32 InsertText(const nsString &aText, PRUint32 aStartPos, PRUint32 aEndPos);
virtual void RemoveText();
virtual void SetPassword(PRBool aIsPassword);
virtual PRBool SetReadOnly(PRBool aReadOnlyFlag);
virtual void SetSelection(PRUint32 aStartSel, PRUint32 aEndSel);
virtual void GetSelection(PRUint32 *aStartSel, PRUint32 *aEndSel);
virtual void SetCaretPosition(PRUint32 aPosition);
virtual PRUint32 GetCaretPosition();
virtual LPCTSTR WindowClass();
virtual DWORD WindowStyle();
virtual void PreCreateWidget(void *aInitData);

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@ -24,23 +24,6 @@
#include <windows.h>
void nsTextWidget::SetSelection(PRUint32 aStartSel, PRUint32 aEndSel)
{
}
void nsTextWidget::GetSelection(PRUint32 *aStartSel, PRUint32 *aEndSel)
{
}
void nsTextWidget::SetCaretPosition(PRUint32 aPosition)
{
}
PRUint32 nsTextWidget::GetCaretPosition()
{
return(0);
}
//-------------------------------------------------------------------------
//
// nsTextWidget constructor
@ -51,7 +34,6 @@ nsTextWidget::nsTextWidget(nsISupports *aOuter) : nsTextHelper(aOuter)
mBackground = NS_RGB(124, 124, 124);
}
//-------------------------------------------------------------------------
//
// nsTextWidget destructor
@ -61,7 +43,6 @@ nsTextWidget::~nsTextWidget()
{
}
//-------------------------------------------------------------------------
//
// Query interface implementation

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@ -47,12 +47,6 @@ public:
// nsIWidget interface
BASE_IWIDGET_IMPL
// nsITextWidget part
virtual void SetSelection(PRUint32 aStartSel, PRUint32 aEndSel);
virtual void GetSelection(PRUint32 *aStartSel, PRUint32 *aEndSel);
virtual void SetCaretPosition(PRUint32 aPosition);
virtual PRUint32 GetCaretPosition();
protected:
virtual LPCTSTR WindowClass();
virtual DWORD WindowStyle();

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@ -64,6 +64,56 @@ PRBool nsWindow::ConvertStatus(nsEventStatus aStatus)
}
}
//-------------------------------------------------------------------------
//
// Initialize an event to dispatch
//
//-------------------------------------------------------------------------
void nsWindow::InitEvent(nsGUIEvent& event, PRUint32 aEventType)
{
event.widget = this;
// get the message position in client coordinates and in twips
DWORD pos = ::GetMessagePos();
POINT cpos;
cpos.x = LOWORD(pos);
cpos.y = HIWORD(pos);
::ScreenToClient(mWnd, &cpos);
event.point.x = cpos.x;
event.point.y = cpos.y;
event.time = ::GetMessageTime();
event.message = aEventType;
}
//-------------------------------------------------------------------------
//
// Invokes callback and ProcessEvent method on Event Listener object
//
//-------------------------------------------------------------------------
PRBool nsWindow::DispatchEvent(nsGUIEvent* event)
{
PRBool result = PR_FALSE;
if (nsnull != mEventCallback) {
result = ConvertStatus((*mEventCallback)(event));
}
// Dispatch to event listener if event was not consumed
if ((result != PR_TRUE) && (nsnull != mEventListener)) {
return ConvertStatus(mEventListener->ProcessEvent(*event));
}
else {
return(result);
}
}
//-------------------------------------------------------------------------
//
// the nsWindow procedure for all nsWindows in this toolkit
@ -250,28 +300,10 @@ void nsWindow::Create(nsIWidget *aParent,
SetCursor(eCursor_standard);
// call the event callback to notify about creation
if (mEventCallback) {
nsGUIEvent event;
event.widget = this;
DWORD pos = ::GetMessagePos();
POINT cpos;
cpos.x = LOWORD(pos);
cpos.y = HIWORD(pos);
::ScreenToClient(mWnd, &cpos);
event.point.x = cpos.x;
event.point.y = cpos.y;
event.time = ::GetMessageTime();
//
event.message = NS_CREATE;
(*mEventCallback)(&event);
}
nsGUIEvent event;
InitEvent(event, NS_CREATE);
DispatchEvent(&event);
SubclassWindow(TRUE);
}
@ -359,6 +391,10 @@ void nsWindow::Create(nsNativeWindow aParent,
VERIFY(mWnd);
// call the event callback to notify about creation
nsGUIEvent event;
InitEvent(event, NS_CREATE);
DispatchEvent(&event);
#if 0
if (mEventCallback) {
nsGUIEvent event;
event.widget = this;
@ -380,6 +416,7 @@ void nsWindow::Create(nsNativeWindow aParent,
event.message = NS_CREATE;
(*mEventCallback)(&event);
}
#endif
SubclassWindow(TRUE);
}
@ -954,34 +991,13 @@ BOOL nsWindow::CallMethod(MethodInfo *info)
//-------------------------------------------------------------------------
PRBool nsWindow::OnKey(PRUint32 aEventType, PRUint32 aKeyCode)
{
PRBool result = PR_TRUE;
// call the event callback
if (mEventCallback) {
nsKeyEvent event;
event.widget = this;
DWORD pos = ::GetMessagePos();
POINT cpos;
cpos.x = LOWORD(pos);
cpos.y = HIWORD(pos);
::ScreenToClient(mWnd, &cpos);
event.point.x = cpos.x;
event.point.y = cpos.y;
event.time = ::GetMessageTime();
event.message = aEventType;
event.keyCode = aKeyCode;
event.isShift = mIsShiftDown;
event.isControl = mIsControlDown;
event.isAlt = mIsAltDown;
result = ConvertStatus((*mEventCallback)(&event));
}
return result;
nsKeyEvent event;
InitEvent(event, aEventType);
event.keyCode = aKeyCode;
event.isShift = mIsShiftDown;
event.isControl = mIsControlDown;
event.isAlt = mIsAltDown;
return(DispatchEvent(&event));
}
@ -1002,31 +1018,36 @@ PRBool nsWindow::ProcessMessage(UINT msg, WPARAM wParam, LPARAM lParam, LRESULT
case WM_NOTIFY:
// TAB change
{
LPNMHDR pnmh = (LPNMHDR) lParam;
{
LPNMHDR pnmh = (LPNMHDR) lParam;
if (pnmh->code == TCN_SELCHANGE) {
DispatchEventToCallback(NS_TABCHANGE);
result = PR_TRUE;
if (pnmh->code == TCN_SELCHANGE) {
nsGUIEvent event;
InitEvent(event, NS_TABCHANGE);
DispatchEvent(&event);
result = PR_TRUE;
}
}
}
break;
break;
case WM_MOVE: // Window moved
{
nsGUIEvent event;
InitEvent(event, NS_MOVE);
event.point.x = (int)LOWORD(lParam); // horizontal position in screen coordinates
event.point.y = (int)HIWORD(lParam); // vertical position in screen coordinates
DispatchEvent(&event);
}
break;
case WM_DESTROY:
// clean up.
OnDestroy();
result = PR_TRUE;
if (nsnull != mEventListener) {
printf("Destroy for window called\n");
DispatchEvent(NS_DESTROY);
}
break;
case WM_PAINT:
result = OnPaint();
if (nsnull != mEventListener) {
DispatchEvent(NS_PAINT);
}
break;
case WM_KEYUP:
@ -1135,16 +1156,10 @@ PRBool nsWindow::ProcessMessage(UINT msg, WPARAM wParam, LPARAM lParam, LRESULT
case WM_SETFOCUS:
result = DispatchFocus(NS_GOTFOCUS);
if (nsnull != mEventListener) {
DispatchEvent(NS_GOTFOCUS);
}
break;
case WM_KILLFOCUS:
result = DispatchFocus(NS_LOSTFOCUS);
if (nsnull != mEventListener) {
DispatchEvent(NS_LOSTFOCUS);
}
break;
case WM_WINDOWPOSCHANGED:
@ -1152,9 +1167,6 @@ PRBool nsWindow::ProcessMessage(UINT msg, WPARAM wParam, LPARAM lParam, LRESULT
WINDOWPOS *wp = (LPWINDOWPOS)lParam;
nsRect rect(wp->x, wp->y, wp->cx, wp->cy);
result = OnResize(rect);
if (nsnull != mEventListener) {
DispatchEvent(NS_SIZE);
}
break;
}
case WM_QUERYNEWPALETTE:
@ -1315,30 +1327,9 @@ void nsWindow::OnDestroy()
mToolkit = NULL;
}
// call the event callback
if (mEventCallback) {
nsGUIEvent event;
event.widget = this;
DWORD pos = ::GetMessagePos();
POINT cpos;
cpos.x = LOWORD(pos);
cpos.y = HIWORD(pos);
::ScreenToClient(mWnd, &cpos);
event.point.x = cpos.x;
event.point.y = cpos.y;
event.time = ::GetMessageTime();
event.message = NS_DESTROY;
(*mEventCallback)(&event);
}
if (nsnull != mEventListener) {
DispatchEvent(NS_DESTROY);
}
nsGUIEvent event;
InitEvent(event, NS_DESTROY);
DispatchEvent(&event);
}
@ -1359,21 +1350,8 @@ PRBool nsWindow::OnPaint()
// call the event callback
if (mEventCallback) {
nsPaintEvent event;
event.widget = this;
DWORD pos = ::GetMessagePos();
POINT cpos;
cpos.x = LOWORD(pos);
cpos.y = HIWORD(pos);
::ScreenToClient(mWnd, &cpos);
event.point.x = cpos.x;
event.point.y = cpos.y;
event.time = ::GetMessageTime();
event.message = NS_PAINT;
InitEvent(event, NS_PAINT);
nsRect rect(ps.rcPaint.left,
ps.rcPaint.top,
@ -1387,8 +1365,7 @@ PRBool nsWindow::OnPaint()
if (NS_OK == NSRepository::CreateInstance(kRenderingContextCID, nsnull, kRenderingContextIID, (void **)&event.renderingContext))
{
event.renderingContext->Init(mContext, (nsDrawingSurface)hDC);
result = ConvertStatus((*mEventCallback)(&event));
result = DispatchEvent(&event);
NS_RELEASE(event.renderingContext);
}
else
@ -1412,94 +1389,14 @@ PRBool nsWindow::OnResize(nsRect &aWindowRect)
// call the event callback
if (mEventCallback) {
nsSizeEvent event;
event.widget = this;
event.message = NS_SIZE;
// get the message position in client coordinates and in twips
DWORD pos = ::GetMessagePos();
POINT cpos;
cpos.x = LOWORD(pos);
cpos.y = HIWORD(pos);
::ScreenToClient(mWnd, &cpos);
event.point.x = cpos.x;
event.point.y = cpos.y;
event.time = ::GetMessageTime();
InitEvent(event, NS_SIZE);
event.windowSize = &aWindowRect;
return ConvertStatus((*mEventCallback)(&event));
return(DispatchEvent(&event));
}
return PR_FALSE;
}
//-------------------------------------------------------------------------
//
// Invokes ProcessEvent method on Event Listener object
//
//-------------------------------------------------------------------------
PRBool nsWindow::DispatchEvent(PRUint32 aEventType)
{
if (nsnull == mEventListener) {
return PR_FALSE;
}
nsGUIEvent event;
event.widget = this;
// get the message position in client coordinates and in twips
DWORD pos = ::GetMessagePos();
POINT cpos;
cpos.x = LOWORD(pos);
cpos.y = HIWORD(pos);
::ScreenToClient(mWnd, &cpos);
event.point.x = cpos.x;
event.point.y = cpos.y;
event.time = ::GetMessageTime();
event.message = aEventType;
return ConvertStatus(mEventListener->ProcessEvent(event));
}
//-------------------------------------------------------------------------
//
// Invokes ProcessEvent method on Event Listener object
//
//-------------------------------------------------------------------------
PRBool nsWindow::DispatchEventToCallback(PRUint32 aEventType)
{
// call the event callback
if (mEventCallback) {
nsGUIEvent event;
event.widget = this;
DWORD pos = ::GetMessagePos();
POINT cpos;
cpos.x = LOWORD(pos);
cpos.y = HIWORD(pos);
::ScreenToClient(mWnd, &cpos);
event.point.x = cpos.x;
event.point.y = cpos.y;
event.time = ::GetMessageTime();
event.message = aEventType;
return(ConvertStatus((*mEventCallback)(&event)));
}
else
return(PR_FALSE);
}
//-------------------------------------------------------------------------
@ -1517,25 +1414,12 @@ PRBool nsWindow::DispatchMouseEvent(PRUint32 aEventType)
// nsMouseEvent event;
nsGUIEvent event;
event.widget = this;
// get the message position in client coordinates and in twips
DWORD pos = ::GetMessagePos();
POINT cpos;
cpos.x = LOWORD(pos);
cpos.y = HIWORD(pos);
::ScreenToClient(mWnd, &cpos);
event.point.x = cpos.x;
event.point.y = cpos.y;
event.time = ::GetMessageTime();
event.message = aEventType;
InitEvent(event, aEventType);
// call the event callback
if (nsnull != mEventCallback) {
result = ConvertStatus((*mEventCallback)(&event));
result = DispatchEvent(&event);
//printf("**result=%d%\n",result);
if (aEventType == NS_MOUSE_MOVE) {
@ -1613,23 +1497,8 @@ PRBool nsWindow::DispatchFocus(PRUint32 aEventType)
// call the event callback
if (mEventCallback) {
nsGUIEvent event;
event.widget = this;
DWORD pos = ::GetMessagePos();
POINT cpos;
cpos.x = LOWORD(pos);
cpos.y = HIWORD(pos);
::ScreenToClient(mWnd, &cpos);
event.point.x = cpos.x;
event.point.y = cpos.y;
event.time = ::GetMessageTime();
event.message = aEventType;
return ConvertStatus((*mEventCallback)(&event));
InitEvent(event, aEventType);
return(DispatchEvent(&event));
}
return PR_FALSE;

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@ -136,8 +136,6 @@ protected:
virtual PRBool OnKey(PRUint32 aEventType, PRUint32 aKeyCode);
virtual PRBool DispatchFocus(PRUint32 aEventType);
virtual PRBool DispatchEvent(PRUint32 aEventType);
virtual PRBool OnScroll(UINT scrollCode, int cPos);
virtual HBRUSH OnControlColor();
@ -146,10 +144,12 @@ protected:
WPARAM wParam,
LPARAM lParam);
PRBool DispatchEventToCallback(PRUint32 aEventType);
static PRBool ConvertStatus(nsEventStatus aStatus);
DWORD GetBorderStyle(nsBorderStyle aBorderStyle);
void InitEvent(nsGUIEvent& event, PRUint32 aEventType);
PRBool DispatchEvent(nsGUIEvent* event);
protected:
HWND mWnd;
HPALETTE mPalette;

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@ -77,7 +77,7 @@ char * gFailedMsg = NULL;
#define WIDGET_DLL "raptorwidget.dll"
#define GFXWIN_DLL "raptorgfxwin.dll"
#define DEBUG_MOUSE 0
#define DEBUG_MOUSE 1
#define NUM_COMBOBOX_ITEMS 8
#define kSetCaret "Set Caret"
@ -699,6 +699,12 @@ nsEventStatus PR_CALLBACK HandleEvent(nsGUIEvent *aEvent)
nsEventStatus result = nsEventStatus_eIgnore;
switch(aEvent->message) {
case NS_MOVE:
char str[256];
sprintf(str, "Moved window to %d,%d", aEvent->point.x, aEvent->point.y);
statusText->SetText(str);
break;
case NS_MOUSE_ENTER:
if (DEBUG_MOUSE) printf("NS_MOUSE_ENTER 0x%X\n", aEvent->widget);
break;
@ -995,6 +1001,7 @@ int APIENTRY WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpszCmd
nsString initialText("0123456789");
textWidget->SetText(initialText);
textWidget->SetMaxTextLength(12);
textWidget->SelectAll();
NS_RELEASE(textWidget);
y += rect.height + 5;