Changeset 130

Timestamp:

Aug 26, 2009, 9:37:08 PM (16 years ago)

Author:

Dmitry A. Kuminov

Message:

gui: Implemented QWidget::grabMouse/Keyboard(), releaseMouse/Keyboard(), activateWindow().

Location:

trunk/src/gui/kernel

Files:

• qwidget_p.h (modified) (1 diff)
• qwidget_pm.cpp (modified) (2 diffs)

trunk/src/gui/kernel/qwidget_p.h

@@ -473 +473 @@
     { return maybeTopData() && maybeTopData()->fId != NULLHANDLE ?
              maybeTopData()->fId : data.winid; }
+    HWND effectiveFrameWinId() const;
 #endif
 

trunk/src/gui/kernel/qwidget_pm.cpp

@@ -1450 +1450 @@
 void QWidget::grabMouse()
 {
-    // @todo implement
+    Q_D(QWidget);
+    if (!qt_nograb()) {
+        if (mouseGrb)
+            mouseGrb->releaseMouse();
+        Q_ASSERT(testAttribute(Qt::WA_WState_Created));
+        WinSetCapture(HWND_DESKTOP, d->effectiveFrameWinId());
+        mouseGrb = this;
+#ifndef QT_NO_CURSOR
+        mouseGrbCur = new QCursor(mouseGrb->cursor());
+#endif
+    }
 }
 
 void QWidget::grabMouse(const QCursor &cursor)
 {
-    // @todo implement
+    Q_D(QWidget);
+    if (!qt_nograb()) {
+        if (mouseGrb)
+            mouseGrb->releaseMouse();
+        Q_ASSERT(testAttribute(Qt::WA_WState_Created));
+        WinSetCapture(HWND_DESKTOP, d->effectiveFrameWinId());
+        mouseGrbCur = new QCursor(cursor);
+        WinSetPointer(HWND_DESKTOP, mouseGrbCur->handle());
+        mouseGrb = this;
+    }
 }
 
 void QWidget::releaseMouse()
 {
-    // @todo implement
+    if (!qt_nograb() && mouseGrb == this) {
+        WinSetCapture(HWND_DESKTOP, 0);
+        if (mouseGrbCur) {
+            delete mouseGrbCur;
+            mouseGrbCur = 0;
+        }
+        mouseGrb = 0;
+    }
 }
 
 void QWidget::grabKeyboard()
 {
-    // @todo implement
+    if (!qt_nograb()) {
+        if (keyboardGrb)
+            keyboardGrb->releaseKeyboard();
+        keyboardGrb = this;
+    }
 }
 
 void QWidget::releaseKeyboard()
 {
-    // @todo implement
+    if (!qt_nograb() && keyboardGrb == this)
+        keyboardGrb = 0;
 }
 
 QWidget *QWidget::mouseGrabber()
 {
-    // @todo implement
-    return 0;
+    return mouseGrb;
 }
 
 QWidget *QWidget::keyboardGrabber()
 {
-    // @todo implement
-    return 0;
+    return keyboardGrb;
 }
 
 void QWidget::activateWindow()
 {
-    // @todo implement
+    window()->createWinId();
+    WinSetActiveWindow(HWND_DESKTOP, window()->d_func()->frameWinId());
 }
 
@@ -2020 +2050 @@
 {
     // @todo implement
+}
+
+HWND QWidgetPrivate::effectiveFrameWinId() const
+{
+    Q_Q(const QWidget);
+    HWND fid = frameWinId();
+    if (fid != NULLHANDLE || !q->testAttribute(Qt::WA_WState_Created))
+        return fid;
+    QWidget *realParent = q->nativeParentWidget();
+    Q_ASSERT(realParent);
+    Q_ASSERT(realParent->d_func()->frameWinId());
+    return realParent->d_func()->frameWinId();
 }