merged changes from pre-devel

1 files changed, 140 insertions, 0 deletions

diff --git a/src/Focusable.hh b/src/Focusable.hh
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+// Focusable.hh
+// Copyright (c) 2007 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.
+
+// $Id$
+
+#ifndef FOCUSABLE_HH
+#define FOCUSABLE_HH
+
+#include "FbTk/PixmapWithMask.hh"
+#include "FbTk/ITypeAheadable.hh"
+#include "FbTk/Subject.hh"
+
+#include <string>
+
+class BScreen;
+class FluxboxWindow;
+
+/** 
+ * A Base class for any object that might be "focused".
+ * Such as FluxboxWindow, Menu etc
+ */
+class Focusable: public FbTk::ITypeAheadable {
+public:
+    Focusable(BScreen &scr, FluxboxWindow *fbwin = 0):
+        m_screen(scr), m_fbwin(fbwin),
+        m_instance_name("fluxbox"), m_class_name("fluxbox"),
+        m_focused(false), m_attention_state(false),
+        m_titlesig(*this), m_focussig(*this), m_diesig(*this),
+        m_attentionsig(*this) { }
+    virtual ~Focusable() { }
+    /**
+     * Take focus.
+     * @return true if the focuable took focus
+     */
+    virtual bool focus() { return false; }
+
+    /// @return true if the focusable has input focus
+    virtual bool isFocused() const { return m_focused; }
+    /// @return return true if it can be focused
+    virtual bool acceptsFocus() const { return true; }
+
+    /// @return true if icon button should appear focused
+    inline bool getAttentionState() const { return m_attention_state; }
+    /// @set the attention state
+    virtual void setAttentionState(bool value) {
+        m_attention_state = value; attentionSig().notify();
+    }
+
+    /// @return the screen in which this object resides
+    inline BScreen &screen() { return m_screen; }
+    /// @return the screen in which this object resides
+    inline const BScreen &screen() const { return m_screen; }
+
+    /**
+     *  For accessing window properties, like shaded, minimized, etc.
+     *  @return window context
+     */
+    inline const FluxboxWindow *fbwindow() const { return m_fbwin; }
+    /**
+     *  For accessing window properties, like shaded, minimized, etc.
+     *  @return window context
+     */
+    inline FluxboxWindow *fbwindow() { return m_fbwin; }
+
+    /// @return WM_CLASS class string (for pattern matching)
+    virtual const std::string &getWMClassClass() const { return m_class_name; }
+    /// @return WM_CLASS name string (for pattern matching)
+    virtual const std::string &getWMClassName() const { return m_instance_name; }
+    /// @return wm role string ( for pattern matching)
+    virtual std::string getWMRole() const { return "Focusable"; }
+
+    // so we can make nice buttons, menu entries, etc.
+    /// @return icon pixmap of the focusable
+    virtual const FbTk::PixmapWithMask &icon() const { return m_icon; }
+    /// @return title string
+    virtual const std::string &title() const { return m_title; }
+    /// @return type ahead string
+    const std::string &iTypeString() const { return title(); }
+    /**
+     * Signaling object to attatch observers to.
+     */
+    class FocusSubject: public FbTk::Subject {
+    public:
+        explicit FocusSubject(Focusable &w):m_win(w) { }
+        /// @return context focusable for this signal
+        Focusable &win() { return m_win; }
+        /// @return context focusable for this signal
+        const Focusable &win() const { return m_win; }
+    private:
+        Focusable &m_win; //< the context
+    };
+
+    /**
+       @name signals
+       @{
+    */
+    // Used for both title and icon changes.
+    FbTk::Subject &titleSig() { return m_titlesig; }
+    // Used for both title and icon changes.
+    const FbTk::Subject &titleSig() const { return m_titlesig; }
+    FbTk::Subject &focusSig() { return m_focussig; }
+    const FbTk::Subject &focusSig() const { return m_focussig; }
+    FbTk::Subject &dieSig() { return m_diesig; }
+    const FbTk::Subject &dieSig() const { return m_diesig; }
+    FbTk::Subject &attentionSig() { return m_attentionsig; }
+    const FbTk::Subject &attentionSig() const { return m_attentionsig; }
+    /** @} */ // end group signals
+
+protected:
+    BScreen &m_screen; //< the screen in which it works
+    FluxboxWindow *m_fbwin; //< the working fluxbox window
+
+    std::string m_title, m_instance_name, m_class_name;
+    bool m_focused; //< whether or not it has focus
+    bool m_attention_state; //< state of icon button while demanding attention
+    FbTk::PixmapWithMask m_icon; //< icon pixmap with mask
+
+    // state and hint signals
+    FocusSubject m_titlesig, m_focussig, m_diesig, m_attentionsig;
+};
+
+#endif // FOCUSABLE_HH