mozilla
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gecko-dev
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Implemented stub CaptureRollupEvents() and SetTitle() functions. Now handle 

both Qt and Xlib gfx toolkits at runtime. Fixed a bug in SetCursor(). Can now
track cursor movement when no mouse button is pressed. Got rid of flickering
when repainting web pages. Reviewed by ramiro@netscape.com.
This commit is contained in:
shawnp%earthling.net 1999-10-05 01:31:18 +00:00
Родитель 0070ba00dc
Коммит 45893d6167
2 изменённых файлов: 183 добавлений и 57 удалений
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233
widget/src/qt/nsWidget.cpp
Просмотреть файл

@ -18,7 +18,7 @@
#include "nsWidget.h"
#include "nsIDeviceContext.h"
#include "nsIAppShell.h"
#include "nsAppShell.h"
#include "nsGfxCIID.h"
#include "nsIComponentManager.h"
#include "nsIFontMetrics.h"
@ -27,14 +27,15 @@
#include <qpainter.h>
#include <qpixmap.h>
#include <qapplication.h>
#include <X11/Xatom.h>
#include <X11/Xlib.h>
static NS_DEFINE_IID(kILookAndFeelIID, NS_ILOOKANDFEEL_IID);
static NS_DEFINE_IID(kLookAndFeelCID, NS_LOOKANDFEEL_CID);
//#define DBG 1
PRLogModuleInfo * QtWidgetsLM = PR_NewLogModule("QtWidgets");
PRLogModuleInfo * QtScrollingLM = PR_NewLogModule("QtScrolling");
//=============================================================================
//
@ -232,6 +233,18 @@ NS_METHOD nsWidget::Show(PRBool bState)
return NS_OK;
}
NS_IMETHODIMP nsWidget::CaptureRollupEvents(nsIRollupListener * aListener,
PRBool aDoCapture,
PRBool aConsumeRollupEvent)
{
PR_LOG(QtWidgetsLM,
PR_LOG_DEBUG,
("nsWidget::CaptureRollupEvents %s\n",
mWidget ? mWidget->name() : "(null)"));
return NS_OK;
}
NS_METHOD nsWidget::IsVisible(PRBool &aState)
{
PR_LOG(QtWidgetsLM,
@ -478,9 +491,41 @@ NS_METHOD nsWidget::SetFont(const nsFont &aFont)
nsFontHandle fontHandle;
mFontMetrics->GetFontHandle(fontHandle);
QFont * font = (QFont *)fontHandle;
mWidget->setFont(*font);
nsAppShell::GfxToolkit aGfxToolkit = nsAppShell::GetGfxToolkit();
if (aGfxToolkit == nsAppShell::eQtGfxToolkit)
{
QFont * font = (QFont *)fontHandle;
mWidget->setFont(*font);
}
else if (aGfxToolkit == nsAppShell::eXlibGfxToolkit)
{
float app2dev;
mContext->GetAppUnitsToDevUnits(app2dev);
char * family = aFont.name.ToNewCString();
PRInt32 size = (PRInt32) (aFont.size * app2dev);
PRInt32 weight = (aFont.weight > NS_FONT_WEIGHT_NORMAL) ?
QFont::Bold : QFont::Normal;
bool italic = (aFont.style & NS_FONT_STYLE_ITALIC);
PR_LOG(QtWidgetsLM,
PR_LOG_DEBUG,
("nsWidget::SetFont: family=%s, size=%d, weight=%d\n",
family, size, weight));
QFont font(family, size, weight, italic);
mWidget->setFont(font);
unsigned long pr = 0;
if (::XGetFontProperty((XFontStruct *)fontHandle,
XA_FULL_NAME,
&pr))
{
PR_LOG(QtWidgetsLM, PR_LOG_DEBUG, ("font name=%d\n", pr));
}
}
else
{
NS_ASSERTION(PR_FALSE, "Invalid toolkit");
}
}
NS_RELEASE(mFontMetrics);
return NS_OK;
@ -517,10 +562,12 @@ NS_METHOD nsWidget::SetBackgroundColor(const nscolor &aColor)
//-------------------------------------------------------------------------
NS_METHOD nsWidget::SetCursor(nsCursor aCursor)
{
#if 0
PR_LOG(QtWidgetsLM,
PR_LOG_DEBUG,
("nsWidget::SetCursor %s\n",
mWidget ? mWidget->name() : "(null)"));
("nsWidget::SetCursor %s(%p) to %d\n",
mWidget ? mWidget->name() : "(null)", mWidget, aCursor));
#endif
if (!mWidget)
{
return NS_ERROR_FAILURE;
@ -549,14 +596,7 @@ NS_METHOD nsWidget::SetCursor(nsCursor aCursor)
newCursor = QWidget::arrowCursor;
break;
case eCursor_sizeWE:
newCursor = QWidget::sizeBDiagCursor;
break;
case eCursor_sizeNS:
newCursor = QWidget::sizeFDiagCursor;
break;
case eCursor_arrow_south:
case eCursor_arrow_south_plus:
case eCursor_arrow_north:
@ -564,6 +604,7 @@ NS_METHOD nsWidget::SetCursor(nsCursor aCursor)
newCursor = QWidget::sizeVerCursor;
break;
case eCursor_sizeWE:
case eCursor_arrow_east:
case eCursor_arrow_east_plus:
case eCursor_arrow_west:
@ -577,7 +618,15 @@ NS_METHOD nsWidget::SetCursor(nsCursor aCursor)
}
mCursor = aCursor;
#if 1
// Since nsEventStateManager::UpdateCursor() doesn't use the same
// nsWidget * that is given in DispatchEvent().
qApp->restoreOverrideCursor();
qApp->setOverrideCursor(newCursor);
#else
mWidget->setCursor(newCursor);
mWidget->repaint(true);
#endif
}
return NS_OK;
@ -702,58 +751,85 @@ void *nsWidget::GetNativeData(PRUint32 aDataType)
PR_LOG_DEBUG,
("nsWidget::GetNativeData %s\n",
mWidget ? mWidget->name() : "(null)"));
nsAppShell::GfxToolkit aGfxToolkit = nsAppShell::GetGfxToolkit();
switch(aDataType)
{
case NS_NATIVE_WINDOW:
#if 0
// Return Drawable.
if (!mPixmap && mBounds.width && mBounds.height)
switch (aGfxToolkit)
{
PR_LOG(QtWidgetsLM,
PR_LOG_DEBUG,
("nsWidget::GetNativeData %s creating pixmap %dx%d\n",
mWidget ? mWidget->name() : "(null)",
mBounds.width,
mBounds.height));
mPixmap = new QPixmap(mBounds.width, mBounds.height);
case nsAppShell::eQtGfxToolkit:
if (!mPixmap && mBounds.width && mBounds.height)
{
PR_LOG(QtWidgetsLM,
PR_LOG_DEBUG,
("nsWidget::GetNativeData %s creating pixmap %dx%d\n",
mWidget ? mWidget->name() : "(null)",
mBounds.width,
mBounds.height));
//
// BAD !!!!!!
//
mPixmap = new QPixmap(mBounds.width, mBounds.height);
}
return (void *)mPixmap;
break;
case nsAppShell::eXlibGfxToolkit:
#if 1
return (void *)mWidget->winId();
#else
// Return Drawable.
if (!mPixmap && mBounds.width && mBounds.height)
{
PR_LOG(QtWidgetsLM,
PR_LOG_DEBUG,
("nsWidget::GetNativeData %s creating pixmap %dx%d\n",
mWidget ? mWidget->name() : "(null)",
mBounds.width,
mBounds.height));
mPixmap = new QPixmap(mBounds.width, mBounds.height);
}
if (mPixmap)
{
return (void *)mPixmap->handle();
}
else
{
NS_ASSERTION(0, "Couldn't allocated QPixmap");
return nsnull;
}
#endif
break;
default:
NS_ASSERTION(PR_FALSE, "Invalid toolkit");
break;
}
if (mPixmap)
case NS_NATIVE_DISPLAY:
if (aGfxToolkit == nsAppShell::eXlibGfxToolkit)
{
return mPixmap->handle();
return (void *)mWidget->x11Display();
}
else
{
NS_ASSERTION(0, "Couldn't allocated QPixmap");
return nsnull;
NS_ASSERTION(PR_FALSE, "Invalid toolkit");
}
#else
if (!mPixmap && mBounds.width && mBounds.height)
{
PR_LOG(QtWidgetsLM,
PR_LOG_DEBUG,
("nsWidget::GetNativeData %s creating pixmap %dx%d\n",
mWidget ? mWidget->name() : "(null)",
mBounds.width,
mBounds.height));
//
// BAD !!!!!!
//
mPixmap = new QPixmap(mBounds.width, mBounds.height);
}
return (void *)mPixmap;
//case NS_NATIVE_DISPLAY:
//return (void *)GDK_DISPLAY();
#endif
case NS_NATIVE_WIDGET:
return (void *)mWidget;
case NS_NATIVE_GRAPHIC:
#if 0
// Return GC.
return qt_xget_temp_gc();
#else
return mPainter;
#endif
//return (void *)((nsToolkit *)mToolkit)->GetSharedGC();
switch (aGfxToolkit)
{
case nsAppShell::eQtGfxToolkit:
return mPainter;
break;
case nsAppShell::eXlibGfxToolkit:
// Return GC.
return qt_xget_temp_gc();
break;
default:
NS_ASSERTION(PR_FALSE, "Invalid toolkit");
break;
}
default:
PR_LOG(QtWidgetsLM,
PR_LOG_DEBUG,
@ -829,6 +905,26 @@ NS_METHOD nsWidget::SetPreferredSize(PRInt32 aWidth, PRInt32 aHeight)
return NS_OK;
}
NS_METHOD nsWidget::SetTitle(const nsString &aTitle)
{
PR_LOG(QtWidgetsLM,
PR_LOG_DEBUG,
("nsWidget::SetTitle %s\n",
mWidget ? mWidget->name() : "(null)"));
if (mWidget)
{
char * title = aTitle.ToNewCString();
mWidget->setCaption(title);
delete [] title;
}
return NS_OK;
}
NS_METHOD nsWidget::SetMenuBar(nsIMenuBar * aMenuBar)
{
PR_LOG(QtWidgetsLM,
@ -913,6 +1009,7 @@ nsresult nsWidget::CreateWidget(nsIWidget *aParent,
{
parentWidget = (QWidget *) aParent->GetNativeData(NS_NATIVE_WIDGET);
}
#if 0
else if (aAppShell)
{
nsNativeWidget shellWidget = aAppShell->GetNativeData(NS_NATIVE_SHELL);
@ -921,6 +1018,7 @@ nsresult nsWidget::CreateWidget(nsIWidget *aParent,
parentWidget = (QWidget *) shellWidget;
}
}
#endif
if (parentWidget)
{
@ -1167,10 +1265,12 @@ void nsWidget::InitEvent(nsGUIEvent& event,
PRBool nsWidget::ConvertStatus(nsEventStatus aStatus)
{
#if 0
PR_LOG(QtWidgetsLM,
PR_LOG_DEBUG,
("nsWidget::ConvertStatus %s\n",
mWidget ? mWidget->name() : "(null)"));
#endif
switch(aStatus)
{
case nsEventStatus_eIgnore:
@ -1188,10 +1288,12 @@ PRBool nsWidget::ConvertStatus(nsEventStatus aStatus)
PRBool nsWidget::DispatchWindowEvent(nsGUIEvent* event)
{
#if 0
PR_LOG(QtWidgetsLM,
PR_LOG_DEBUG,
("nsWidget::DispatchWindowEvent %s\n",
mWidget ? mWidget->name() : "(null)"));
#endif
nsEventStatus status;
DispatchEvent(event, status);
return ConvertStatus(status);
@ -1205,10 +1307,12 @@ PRBool nsWidget::DispatchWindowEvent(nsGUIEvent* event)
PRBool nsWidget::DispatchStandardEvent(PRUint32 aMsg)
{
#if 0
PR_LOG(QtWidgetsLM,
PR_LOG_DEBUG,
("nsWidget::DispatchStandardEvent %s\n",
mWidget ? mWidget->name() : "(null)"));
#endif
nsGUIEvent event;
event.eventStructType = NS_GUI_EVENT;
InitEvent(event, aMsg);
@ -1228,10 +1332,12 @@ PRBool nsWidget::DispatchStandardEvent(PRUint32 aMsg)
NS_IMETHODIMP nsWidget::DispatchEvent(nsGUIEvent *event,
nsEventStatus &aStatus)
{
#if 0
PR_LOG(QtWidgetsLM,
PR_LOG_DEBUG,
("nsWidget::DispatchEvent: %s: event listener=%p\n",
mWidget ? mWidget->name() : "(null)", mEventListener));
("nsWidget::DispatchEvent: %s(%p): event listener=%p\n",
mWidget ? mWidget->name() : "(null)", mWidget, mEventListener));
#endif
NS_ADDREF(event->widget);
if (nsnull != mMenuListener)
@ -1246,27 +1352,33 @@ NS_IMETHODIMP nsWidget::DispatchEvent(nsGUIEvent *event,
aStatus = nsEventStatus_eIgnore;
if (nsnull != mEventCallback)
{
#if 0
PR_LOG(QtWidgetsLM,
PR_LOG_DEBUG,
("nsWidget::DispatchEvent %s: calling callback function\n",
mWidget ? mWidget->name() : "(null)"));
#endif
aStatus = (*mEventCallback)(event);
}
// Dispatch to event listener if event was not consumed
if ((aStatus != nsEventStatus_eIgnore) && (nsnull != mEventListener))
{
#if 0
PR_LOG(QtWidgetsLM,
PR_LOG_DEBUG,
("nsWidget::DispatchEvent %s: calling event listener\n",
mWidget ? mWidget->name() : "(null)", aStatus));
#endif
aStatus = mEventListener->ProcessEvent(*event);
}
#if 0
PR_LOG(QtWidgetsLM,
PR_LOG_DEBUG,
("nsWidget::DispatchEvent %s: status=%d\n",
mWidget ? mWidget->name() : "(null)", aStatus));
#endif
NS_RELEASE(event->widget);
return NS_OK;
@ -1279,17 +1391,18 @@ NS_IMETHODIMP nsWidget::DispatchEvent(nsGUIEvent *event,
//-------------------------------------------------------------------------
PRBool nsWidget::DispatchMouseEvent(nsMouseEvent& aEvent)
{
#if 0
PR_LOG(QtWidgetsLM,
PR_LOG_DEBUG,
("nsWidget::DispatchMouseEvent %s\n",
mWidget ? mWidget->name() : "(null)"));
#endif
PRBool result = PR_FALSE;
if (nsnull == mEventCallback && nsnull == mMouseListener)
{
return result;
}
// call the event callback
if (nsnull != mEventCallback)
{
@ -1346,6 +1459,12 @@ NS_METHOD nsWidget::CreateNative(QWidget *parentWindow)
PR_LOG_DEBUG,
("nsWidget::CreateNative()\n"));
if (mWidget)
{
mWidget->setMouseTracking(true);
mWidget->setBackgroundMode(QWidget::PaletteBase);
}
mEventHandler = nsQEventHandler::Instance(mWidget, this);
if (mEventHandler && mWidget)

7
widget/src/qt/nsWidget.h
Просмотреть файл

@ -68,6 +68,9 @@ public:
nsIWidget* GetParent(void);
NS_IMETHOD Show(PRBool state);
NS_IMETHOD CaptureRollupEvents(nsIRollupListener *aListener,
PRBool aDoCapture,
PRBool aConsumeRollupEvent);
NS_IMETHOD IsVisible(PRBool &aState);
NS_IMETHOD Move(PRInt32 aX, PRInt32 aY);
@ -106,6 +109,10 @@ public:
NS_IMETHOD GetPreferredSize(PRInt32& aWidth, PRInt32& aHeight);
NS_IMETHOD SetPreferredSize(PRInt32 aWidth, PRInt32 aHeight);
// Use this to set the name of a widget for normal widgets.. not the same
// as the nsWindow version
NS_IMETHOD SetTitle(const nsString& aTitle);
virtual void ConvertToDeviceCoordinates(nscoord &aX, nscoord &aY);
// the following are nsWindow specific, and just stubbed here