add tooltips for iconbar buttons when title is too long to fit

1 files changed, 109 insertions, 0 deletions

diff --git a/src/TooltipWindow.cc b/src/TooltipWindow.cc
new file mode 100644
index 0000000..025cc68
--- /dev/null
+++ b/src/TooltipWindow.cc
@@ -0,0 +1,109 @@
+// TooltipWindow.hh
+// Copyright (c) 2008 Fluxbox Team (fluxgen at fluxbox dot org)
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense,
+// and/or sell copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+
+
+#include "TooltipWindow.hh"
+#include "Screen.hh"
+#include "FbWinFrameTheme.hh"
+
+
+TooltipWindow::TooltipWindow(const FbTk::FbWindow &parent, BScreen &screen,
+                             FbTk::ThemeProxy<FbWinFrameTheme> &theme):
+    OSDWindow(parent, screen, theme),
+    delay(-1) {
+
+    FbTk::RefCount<FbTk::Command<void> > raisecmd(new FbTk::SimpleCommand<TooltipWindow>(*this, &TooltipWindow::raiseTooltip));
+    timer.setCommand(raisecmd);
+    timer.fireOnce(true);
+
+}
+
+void TooltipWindow::showText(const std::string &text) {
+
+    lastText = text.c_str();
+    if (delay == 0)
+        raiseTooltip();
+    else
+        timer.start();
+
+}
+
+void TooltipWindow::raiseTooltip() {
+
+    if (lastText.size() == 0)
+        return;
+
+    resize(lastText);
+    reconfigTheme();
+    int h = m_theme->font().height() + m_theme->bevelWidth() * 2;
+    int w = m_theme->font().textWidth(lastText, lastText.size()) + m_theme->bevelWidth() * 2;
+
+    Window root_ret; // not used
+    Window window_ret; // not used
+    int rx = 0, ry = 0;
+    int wx, wy; // not used
+    unsigned int mask; // not used
+
+    XQueryPointer(display(), m_screen.rootWindow().window(),
+                  &root_ret, &window_ret, &rx, &ry, &wx, &wy, &mask);
+
+    // mouse position
+    int mx = rx;
+    int my = ry;
+
+    // center the mouse horizontally
+    rx -= w/2;
+    int yoffset = 10;
+    if (ry >= yoffset + h)
+        ry -= yoffset + h;
+    else
+        ry += yoffset;
+
+    // check that we are not out of screen
+    int outOfBound = rx + w - m_screen.width(); 
+    if (outOfBound > 0)
+        rx -= outOfBound;
+    if (rx < 0)
+        rx = 0;
+
+    moveResize(rx,ry,w, h);
+
+    show();
+    clear();
+    m_theme->font().drawText(*this, m_screen.screenNumber(),
+                             m_theme->iconbarTheme().text().textGC(), lastText,
+                             lastText.size(), m_theme->bevelWidth(),
+                             m_theme->bevelWidth() + m_theme->font().ascent());
+}
+
+
+void TooltipWindow::show() {
+    if (m_visible)
+        return;
+    m_visible = true;
+    raise();
+    FbTk::FbWindow::show();
+}
+
+void TooltipWindow::hide() {
+    timer.stop();
+    OSDWindow::hide();
+}