architecture astronomy

1 files changed, 102 insertions, 0 deletions

diff --git a/src/FbTk/IntMenuItem.hh b/src/FbTk/IntMenuItem.hh
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+// IntMenuItem.hh for FbTk
+// Copyright (c) 2003-2007 Henrik Kinnunen (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.
+
+#ifndef FBTK_INTMENUITEM_HH
+#define FBTK_INTMENUITEM_HH
+
+#include "MenuItem.hh"
+#include "Accessor.hh"
+
+#include <string>
+
+namespace FbTk {
+
+/// Changes an resource integer value between min and max
+class IntMenuItem: public FbTk::MenuItem {
+public:
+    IntMenuItem(const FbTk::FbString &label, Accessor<int> &res,
+                   int min_val, int max_val, FbTk::Menu &host_menu) :
+        FbTk::MenuItem(label, host_menu), m_org_label(FbTk::MenuItem::label()),
+        m_max(max_val), m_min(min_val), m_res(res) { 
+        updateLabel();
+        setCloseOnClick(false);
+    }
+
+    /* Utility, but doesn't get found in anonymous namespace? */
+    std::string appendIntValue(const std::string &label, int value) {
+        char *buff = new char[label.size() + 16];
+        sprintf(buff, "%s:  %d", label.c_str(), value);
+        std::string ret(buff);
+        delete [] buff;
+        return ret;
+    }
+
+    void click(int button, int time, unsigned int mods) {
+        static int last_time = -201;
+        int inc_val = 1;
+        // check double click
+        //!! TODO: must have some sort of "global" double click time in FbTk
+        if (time - last_time <= 200)
+            inc_val = 5;
+
+        last_time = time;
+
+        // make sure values stay within bounds _before_ we try to set m_res
+        // otherwise, this may cause bugs (say, with casting to unsigned char)
+        if ((button == 4 || button == 3) && m_res < m_max) { // up
+            if (m_res + inc_val < m_max)
+                m_res = m_res + inc_val;
+            else
+                m_res = m_max;
+        } else if ((button == 5 || button == 1) && m_res > m_min) { // down
+            if (m_res - inc_val >= m_min)
+                m_res = m_res - inc_val;
+            else
+                m_res = m_min;
+        }
+
+        // update label
+        updateLabel();
+        // call other commands
+        FbTk::MenuItem::click(button, time, mods);
+        
+        // show new value, which for us means forcing a full menu update
+        // since the text is drawn onto the background!
+        if (menu()) {
+            menu()->frameWindow().updateBackground(false);
+            menu()->clearWindow();
+        }
+    }
+
+    void updateLabel() {
+        setLabel(appendIntValue(m_org_label, m_res));
+    }
+
+private:
+    std::string m_org_label; ///< original label
+    const int m_max; ///< maximum value the integer can have
+    const int m_min; ///< minimum value the integer can have
+    Accessor<int> &m_res; ///< resource item to be changed
+};
+
+}; // end namespace FbTk
+
+#endif // FBTK_INTMENUITEM_HH