improved mouse emulation
svn path=/trunk/kdebase/kwin/; revision=53892
This commit is contained in:
Matthias Ettrich
parent
601d183852
commit
c0e1ae2879
2 changed files with 168 additions and 56 deletions
175
workspace.cpp
175
workspace.cpp
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@ -1925,6 +1925,8 @@ void Workspace::slotMouseEmulation()
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GrabModeAsync, GrabModeAsync,
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kwin_time) == GrabSuccess ) {
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mouse_emulation = TRUE;
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mouse_emulation_state = 0;
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mouse_emulation_window = 0;
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}
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}
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@ -2175,6 +2177,105 @@ QPoint Workspace::adjustClientPosition( Client* c, QPoint pos )
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}
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/*!
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Returns the child window under the mouse and activates the
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respective client if necessary.
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Auxiliary function for the mouse emulation system.
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*/
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WId Workspace::getMouseEmulationWindow()
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{
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Window root;
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Window child = qt_xrootwin();
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int root_x, root_y, lx, ly;
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uint state;
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Window w;
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Client * c = 0;
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do {
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w = child;
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if (!c)
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c = findClientWidthId( w );
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XQueryPointer( qt_xdisplay(), w, &root, &child,
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&root_x, &root_y, &lx, &ly, &state );
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} while ( child != None && child != w );
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if ( c && !c->isActive() )
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activateClient( c );
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return (WId) w;
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}
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/*!
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Sends a faked mouse event to the specified window. Returns the new button state.
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*/
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unsigned int Workspace::sendFakedMouseEvent( QPoint pos, WId w, MouseEmulation type, int button, unsigned int state )
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{
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if ( !w )
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return state;
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QWidget* widget = QWidget::find( w );
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if ( (!widget || widget->inherits("QToolButton") ) && !findClient( w ) ) {
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int x, y;
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Window xw;
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XTranslateCoordinates( qt_xdisplay(), qt_xrootwin(), w, pos.x(), pos.y(), &x, &y, &xw );
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if ( type == EmuMove ) { // motion notify events
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XMotionEvent e;
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e.type = MotionNotify;
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e.window = w;
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e.root = qt_xrootwin();
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e.subwindow = w;
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e.time = kwin_time;
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e.x = x;
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e.y = y;
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e.x_root = pos.x();
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e.y_root = pos.y();
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e.state = state;
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e.is_hint = NotifyNormal;
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XSendEvent( qt_xdisplay(), w, TRUE, ButtonMotionMask, (XEvent*)&e );
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} else {
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XButtonEvent e;
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e.type = type == EmuRelease ? ButtonRelease : ButtonPress;
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e.window = w;
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e.root = qt_xrootwin();
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e.subwindow = w;
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e.time = kwin_time;
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e.x = x;
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e.y = y;
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e.x_root = pos.x();
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e.y_root = pos.y();
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e.state = state;
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e.button = button;
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XSendEvent( qt_xdisplay(), w, TRUE, ButtonPressMask, (XEvent*)&e );
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if ( type == EmuPress ) {
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switch ( button ) {
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case 2:
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state |= Button2Mask;
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break;
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case 3:
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state |= Button3Mask;
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break;
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default: // 1
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state |= Button1Mask;
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break;
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}
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} else {
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switch ( button ) {
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case 2:
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state &= ~Button2Mask;
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break;
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case 3:
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state &= ~Button3Mask;
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break;
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default: // 1
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state &= ~Button1Mask;
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break;
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}
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}
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}
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}
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return state;
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}
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/*!
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Handles keypress event during mouse emulation
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*/
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@ -2187,6 +2288,7 @@ bool Workspace::keyPressMouseEmulation( XKeyEvent key )
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bool is_control = km & ControlMask;
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bool is_alt = km & Mod1Mask;
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bool is_shift = km & ShiftMask;
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int delta = is_control?1:is_alt?32:8;
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QPoint pos = QCursor::pos();
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@ -2207,46 +2309,47 @@ bool Workspace::keyPressMouseEmulation( XKeyEvent key )
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case XK_KP_Down:
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pos.ry() += delta;
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break;
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case XK_F1:
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if ( !mouse_emulation_state )
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mouse_emulation_window = getMouseEmulationWindow();
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if ( (mouse_emulation_state & Button1Mask) == 0 )
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mouse_emulation_state = sendFakedMouseEvent( pos, mouse_emulation_window, EmuPress, Button1, mouse_emulation_state );
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if ( !is_shift )
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mouse_emulation_state = sendFakedMouseEvent( pos, mouse_emulation_window, EmuRelease, Button1, mouse_emulation_state );
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break;
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case XK_F2:
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if ( !mouse_emulation_state )
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mouse_emulation_window = getMouseEmulationWindow();
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if ( (mouse_emulation_state & Button2Mask) == 0 )
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mouse_emulation_state = sendFakedMouseEvent( pos, mouse_emulation_window, EmuPress, Button2, mouse_emulation_state );
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if ( !is_shift )
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mouse_emulation_state = sendFakedMouseEvent( pos, mouse_emulation_window, EmuRelease, Button2, mouse_emulation_state );
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break;
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case XK_F3:
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if ( !mouse_emulation_state )
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mouse_emulation_window = getMouseEmulationWindow();
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if ( (mouse_emulation_state & Button3Mask) == 0 )
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mouse_emulation_state = sendFakedMouseEvent( pos, mouse_emulation_window, EmuPress, Button3, mouse_emulation_state );
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if ( !is_shift )
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mouse_emulation_state = sendFakedMouseEvent( pos, mouse_emulation_window, EmuRelease, Button3, mouse_emulation_state );
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break;
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case XK_Return:
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case XK_space:
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case XK_KP_Enter:
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case XK_KP_Space:
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{
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Window root;
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Window child = qt_xrootwin();
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int root_x, root_y, lx, ly;
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uint state;
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Window w;
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Client * c = 0;
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do {
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w = child;
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if (!c)
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c = findClientWidthId( w );
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XQueryPointer( qt_xdisplay(), w, &root, &child,
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&root_x, &root_y, &lx, &ly, &state );
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} while ( child != None && child != w );
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if ( c && !c->isActive() )
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activateClient( c );
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QWidget* widget = QWidget::find( w );
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if ( (!widget || widget->inherits("QToolButton") ) && !findClient( w ) ) {
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XButtonEvent e;
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e.type = ButtonPress;
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e.window = w;
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e.root = qt_xrootwin();
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e.subwindow = w;
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e.time = kwin_time;
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e.x = lx;
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e.y = ly;
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e.x_root = root_x;
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e.y_root = root_y;
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e.state = key.state;
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e.button = Button1;
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XSendEvent( qt_xdisplay(), w, TRUE, ButtonPressMask, (XEvent*)&e );
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e.type = ButtonRelease;
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e.state = key.state & Button1Mask;
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XSendEvent( qt_xdisplay(), w, TRUE, ButtonReleaseMask, (XEvent*)&e );
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if ( !mouse_emulation_state ) {
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// nothing was pressed, fake a LMB click
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mouse_emulation_window = getMouseEmulationWindow();
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mouse_emulation_state = sendFakedMouseEvent( pos, mouse_emulation_window, EmuPress, Button1, mouse_emulation_state );
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mouse_emulation_state = sendFakedMouseEvent( pos, mouse_emulation_window, EmuRelease, Button1, mouse_emulation_state );
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} else { // release all
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if ( mouse_emulation_state & Button1Mask )
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mouse_emulation_state = sendFakedMouseEvent( pos, mouse_emulation_window, EmuRelease, Button1, mouse_emulation_state );
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if ( mouse_emulation_state & Button2Mask )
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mouse_emulation_state = sendFakedMouseEvent( pos, mouse_emulation_window, EmuRelease, Button2, mouse_emulation_state );
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if ( mouse_emulation_state & Button3Mask )
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mouse_emulation_state = sendFakedMouseEvent( pos, mouse_emulation_window, EmuRelease, Button3, mouse_emulation_state );
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}
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}
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// fall through
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@ -2259,6 +2362,8 @@ bool Workspace::keyPressMouseEmulation( XKeyEvent key )
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}
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QCursor::setPos( pos );
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if ( mouse_emulation_state )
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mouse_emulation_state = sendFakedMouseEvent( pos, mouse_emulation_window, EmuMove, 0, mouse_emulation_state );
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return TRUE;
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}
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@ -259,6 +259,11 @@ private:
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int row;
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};
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// mouse emulation
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WId getMouseEmulationWindow();
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enum MouseEmulation { EmuPress, EmuRelease, EmuMove };
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unsigned int sendFakedMouseEvent( QPoint pos, WId win, MouseEmulation type, int button, unsigned int state ); // returns the new state
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// ------------------
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DockWindowList dockwins;
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@ -286,6 +291,8 @@ private:
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bool control_grab;
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bool tab_grab;
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bool mouse_emulation;
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unsigned int mouse_emulation_state;
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WId mouse_emulation_window;
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bool focus_change;
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TabBox* tab_box;
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