e79228cc08
Under some circumstances a WinButton might be tiny (1x1 pixel). Substracting values > 1 yields either 0 or something reaaaaly big (UINT_MAX). This will make fluxbox either crash or make it act weird. We don't want this.
315 lines
9.5 KiB
C++
315 lines
9.5 KiB
C++
// WinButton.cc for Fluxbox Window Manager
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// Copyright (c) 2003 - 2006 Henrik Kinnunen (fluxgen at fluxbox dot org)
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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#include "WinButton.hh"
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#include "Window.hh"
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#include "WindowCmd.hh"
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#include "Screen.hh"
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#include "WinClient.hh"
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#include "WinButtonTheme.hh"
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#include "FbTk/App.hh"
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#include "FbTk/Color.hh"
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#ifdef SHAPE
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#include <X11/extensions/shape.h>
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#endif // SHAPE
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WinButton::WinButton(FluxboxWindow &listen_to,
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FbTk::ThemeProxy<WinButtonTheme> &theme,
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FbTk::ThemeProxy<WinButtonTheme> &pressed,
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Type buttontype, const FbTk::FbWindow &parent,
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int x, int y,
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unsigned int width, unsigned int height):
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FbTk::Button(parent, x, y, width, height),
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m_type(buttontype), m_listen_to(listen_to),
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m_theme(theme), m_pressed_theme(pressed),
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m_icon_pixmap(0), m_icon_mask(0),
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overrode_bg(false), overrode_pressed(false) {
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join(theme.reconfigSig(), FbTk::MemFun(*this, &WinButton::updateAll));
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if (buttontype == MENUICON)
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updateAll();
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}
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void WinButton::exposeEvent(XExposeEvent &event) {
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FbTk::Button::exposeEvent(event);
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drawType();
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}
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void WinButton::buttonReleaseEvent(XButtonEvent &event) {
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WinClient *old = WindowCmd<void>::client();
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WindowCmd<void>::setWindow(&m_listen_to);
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FbTk::Button::buttonReleaseEvent(event);
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WindowCmd<void>::setClient(old);
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}
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// when someone else tries to set the background, we may override it
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void WinButton::setBackgroundPixmap(Pixmap pm) {
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Pixmap my_pm = getBackgroundPixmap();
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if (my_pm != 0) {
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overrode_bg = true;
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pm = my_pm;
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} else {
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overrode_bg = false;
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}
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FbTk::Button::setBackgroundPixmap(pm);
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}
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void WinButton::setBackgroundColor(const FbTk::Color &color) {
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Pixmap my_pm = getBackgroundPixmap();
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if (my_pm != 0) {
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overrode_bg = true;
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FbTk::Button::setBackgroundPixmap(my_pm);
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} else {
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overrode_bg = false;
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FbTk::Button::setBackgroundColor(color);
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}
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}
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void WinButton::setPressedPixmap(Pixmap pm) {
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Pixmap my_pm = getPressedPixmap();
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if (my_pm != 0) {
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overrode_pressed = true;
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pm = my_pm;
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} else {
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overrode_pressed = false;
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}
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FbTk::Button::setPressedPixmap(pm);
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}
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void WinButton::setPressedColor(const FbTk::Color &color) {
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Pixmap my_pm = getPressedPixmap();
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if (my_pm != 0) {
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overrode_pressed = true;
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FbTk::Button::setPressedPixmap(my_pm);
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} else {
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overrode_pressed = false;
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FbTk::Button::setPressedColor(color);
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}
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}
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Pixmap WinButton::getPixmap(const FbTk::ThemeProxy<WinButtonTheme> &theme) const {
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switch(m_type) {
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case MAXIMIZE:
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return theme->maximizePixmap().pixmap().drawable();
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case MINIMIZE:
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return theme->iconifyPixmap().pixmap().drawable();
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case STICK:
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if (m_listen_to.isStuck())
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return theme->stuckPixmap().pixmap().drawable();
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else
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return theme->stickPixmap().pixmap().drawable();
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case CLOSE:
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return theme->closePixmap().pixmap().drawable();
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case SHADE:
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if (m_listen_to.isShaded())
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return theme->unshadePixmap().pixmap().drawable();
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else
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return theme->shadePixmap().pixmap().drawable();
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case MENUICON:
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if (m_icon_pixmap.drawable())
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return theme->titlePixmap().pixmap().drawable();
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else
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return theme->menuiconPixmap().pixmap().drawable();
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case LEFT_HALF:
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return theme->leftHalfPixmap().pixmap().drawable();
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case RIGHT_HALF:
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return theme->rightHalfPixmap().pixmap().drawable();
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default:
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return None;
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}
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}
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// clear is used to force this to clear the window (e.g. called from clear())
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void WinButton::drawType() {
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int w = width();
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int h = height();
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int oddW = w % 2; // if it's odd and we're centring, we need to add one
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int oddH = h % 2;
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bool is_pressed = pressed();
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if (is_pressed && overrode_pressed && !m_icon_pixmap.drawable())
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return;
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if (!is_pressed && overrode_bg && !m_icon_pixmap.drawable())
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return;
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if (gc() == 0)
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return;
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// otherwise draw old style imagery
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switch (m_type) {
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case MAXIMIZE:
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if ((w < 6) || (h < 6)) {
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return;
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}
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drawRectangle(gc(), 2, 2, w - 5, h - 5);
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drawLine(gc(), 2, 3, w - 3, 3);
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break;
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case MINIMIZE:
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if ((w < 6) || (h < 6)) {
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return;
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}
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drawRectangle(gc(), 2, w - 5, h - 5, 2);
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break;
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case STICK: {
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int s = 4;
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if (!m_listen_to.isStuck())
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s = 8;
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fillRectangle(gc(), (w / 2) - (w / s), (h / 2) - (h / s),
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2*(w / s) + oddW, 2*(h / s) + oddH);
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}
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break;
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case CLOSE:
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if ((w < 4) || (h < 4)) {
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return;
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}
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drawLine(gc(), 2, 2, w - 3, h - 3);
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// I can't figure out why this second one needs a y offset of 1?????
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// but it does - at least on my box:
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// XFree86 Version 4.2.1.1 (Debian 4.2.1-12.1 20031003005825)
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// (protocol Version 11, revision 0, vendor release 6600)
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// But not on mine? It's wonky. Put back to the same coords.
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// was width-2, 1 in the second drawline
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// Perhaps some X versions don't draw the endpoint?
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// Mine:
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// XFree86 Version 4.3.0.1 (Debian 4.3.0.dfsg.1-1 20040428170728)
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// (X Protocol Version 11, Revision 0, Release 6.6)
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drawLine(gc(), 2, w - 3, h - 3, 2);
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break;
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case SHADE: {
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int size = w - 5 - oddW;
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if (size < 4) {
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return;
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}
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FbTk::FbDrawable::TriangleType dir = (m_listen_to.isShaded() ? FbTk::FbDrawable::DOWN: FbTk::FbDrawable::UP);
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drawRectangle(gc(), 2, 2, size, 2);
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// draw a one-quarter triangle below the rectangle
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drawTriangle(gc(), dir, 4, 6, size-2, size/2 - 1, 100);
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break;
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}
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case MENUICON:
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if (m_icon_pixmap.drawable()) {
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Display* disp = m_listen_to.fbWindow().display();
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if (m_icon_mask.drawable()) {
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XSetClipMask(disp, gc(), m_icon_mask.drawable());
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XSetClipOrigin(disp, gc(), 2, 2);
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}
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copyArea(m_icon_pixmap.drawable(), gc(),
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0, 0, 2, 2,
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m_icon_pixmap.width(), m_icon_pixmap.height());
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if (m_icon_mask.drawable())
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XSetClipMask(disp, gc(), None);
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} else {
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if ((w < 6) || (h < 6)) {
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return;
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}
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int y = h / 3;
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for ( ; y <= h; y += 3) {
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drawLine(gc(), w / 4, y, w - (w / 4) - 1, y);
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}
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drawRectangle(gc(), 2, 2, w - 5, h - 5);
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}
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break;
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case LEFT_HALF:
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if ((w < 4) || (h < 5)) {
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return;
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}
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fillRectangle(gc(), 2, 2, (w / 2) - oddW, h - 4);
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break;
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case RIGHT_HALF:
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if ((w < 5) || (h < 5)) {
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return;
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}
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fillRectangle(gc(), w / 2, 2, (w / 2) - 2 + oddW, h - 4);
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break;
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}
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}
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void WinButton::clear() {
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FbTk::Button::clear();
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drawType();
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}
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void WinButton::updateAll() {
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int w = static_cast<int>(width()) - 4;
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int h = static_cast<int>(height()) - 4;
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// update the menu icon
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if ((w > 0 && h > 0) && m_type == MENUICON && !m_listen_to.empty()) {
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Display* display = m_listen_to.fbWindow().display();
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int screen = m_listen_to.screen().screenNumber();
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Drawable d = m_listen_to.icon().pixmap().drawable();
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if (d != None) {
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m_icon_pixmap.copy(d, DefaultDepth(display, screen), screen);
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m_icon_pixmap.scale(w, h);
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} else
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m_icon_pixmap.release();
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d = m_listen_to.icon().mask().drawable();
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if (d != None) {
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m_icon_mask.copy(d, 0, 0);
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m_icon_mask.scale(w, h);
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} else
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m_icon_mask.release();
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}
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// pressed_pixmap isn't stateful in any current buttons, so no need
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// to potentially override that. Just make sure background pm is ok
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Pixmap my_pm = getBackgroundPixmap();
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if (my_pm != None)
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setBackgroundPixmap(my_pm);
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// incorrect, pressed_pixmap is stateful in shade, so we'll do oneoff for now
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if (m_type == SHADE || m_type == STICK) {
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Pixmap p_pm = getPressedPixmap();
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if (p_pm != None)
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setPressedPixmap(p_pm);
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}
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clear();
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}
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