/[svn]/gigedit/trunk/src/gigedit/ManagedWindow.cpp
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revision 2893 by schoenebeck, Fri Apr 29 14:19:53 2016 UTC revision 2894 by schoenebeck, Sat Apr 30 14:42:14 2016 UTC
# Line 10  Line 10 
10  #include <glib.h>  #include <glib.h>
11  #include "global.h"  #include "global.h"
12    
13    ///////////////////////////////////////////////////////////////////////////
14    // class 'ManagedWindow'
15    
16  ManagedWindow::ManagedWindow() : m_listenOnConfigureEvents(false)  ManagedWindow::ManagedWindow() : m_listenOnConfigureEvents(false)
17  {  {
18      Glib::signal_idle().connect_once( // timeout starts given amount of ms after the main loop became idle again ...      Glib::signal_idle().connect_once( // timeout starts given amount of ms after the main loop became idle again ...
# Line 67  void ManagedWindow::restoreWindowDimensi Line 70  void ManagedWindow::restoreWindowDimensi
70      int h = *windowSettingHeight();      int h = *windowSettingHeight();
71      printf("restoreWindowDimensions(%d,%d,%d,%d)\n",x,y,w,h);      printf("restoreWindowDimensions(%d,%d,%d,%d)\n",x,y,w,h);
72      if (x >= 0 && y >= 0) move(x, y);      if (x >= 0 && y >= 0) move(x, y);
73      if (w >= 0 && h >= 0) resize(w, h);      if (w > 0 && h > 0) resize(w, h);
74    }
75    
76    ///////////////////////////////////////////////////////////////////////////
77    // class 'ManagedDialog'
78    
79    ManagedDialog::ManagedDialog()
80        : Gtk::Dialog(), m_listenOnConfigureEvents(false)
81    {
82        initManagedDialog();
83    }
84    
85    ManagedDialog::ManagedDialog(const Glib::ustring& title, bool modal)
86        : Gtk::Dialog(title, modal), m_listenOnConfigureEvents(false)
87    {
88        initManagedDialog();
89    }
90    
91    ManagedDialog::ManagedDialog(const Glib::ustring& title, Gtk::Window& parent, bool modal)
92        : Gtk::Dialog(title, parent, modal), m_listenOnConfigureEvents(false)
93    {
94        initManagedDialog();
95    }
96    
97    // ManagedDialog::ManagedDialog(const Glib::ustring& title, Gtk::DialogFlags flags)
98    //     : Gtk::Dialog(title, flags), m_listenOnConfigureEvents(false)
99    // {
100    //     initManagedDialog();
101    // }
102    
103    void ManagedDialog::initManagedDialog() {
104        Glib::signal_idle().connect_once( // timeout starts given amount of ms after the main loop became idle again ...
105            sigc::mem_fun(*this, &ManagedDialog::restoreWindowDimensions),
106            0
107        );
108        //HACK: Gtk does not support to distinguish between user caused window resize/move and programmtical window resize/move, so as a workaround we ignore such events for a certain amount of time while this window is constructing
109        Glib::signal_idle().connect_once( // timeout starts given amount of ms after the main loop became idle again ...
110            sigc::mem_fun(*this, &ManagedDialog::enableListeningConfigureEvents),
111            300
112        );
113    }
114    
115    bool ManagedDialog::on_configure_event(GdkEventConfigure* e) {
116        //printf("on_configure_event x=%d y=%d w=%d h=%d\n", e->x, e->y, e->width, e->height);
117        if (m_listenOnConfigureEvents) {
118            //printf("reset event throttle timer\n");
119            // invalidate timer (so it won't fire)
120            if (m_eventThrottleTimer) m_eventThrottleTimer->destroy();
121            // restart timer
122            m_eventThrottleTimer = Glib::TimeoutSource::create(300);
123            m_eventThrottleTimer->connect(
124                sigc::bind(
125                    sigc::bind(
126                        sigc::bind(
127                            sigc::bind(
128                                sigc::mem_fun(*this, &ManagedDialog::saveWindowDimensions),
129                                e->height
130                            ),
131                            e->width
132                        ),
133                        e->y
134                    ),
135                    e->x
136                )
137            );
138            m_eventThrottleTimer->attach(Glib::MainContext::get_default());
139        }
140        return Gtk::Window::on_configure_event(e);
141    }
142    
143    bool ManagedDialog::saveWindowDimensions(int x, int y, int w, int h) {
144        printf("saveDialogDimensions(%d,%d,%d,%d)\n",x,y,w,h);
145        if (*windowSettingX() != x) *windowSettingX() = x;
146        if (*windowSettingY() != y) *windowSettingY() = y;
147        if (*windowSettingWidth() != w) *windowSettingWidth() = w;
148        if (*windowSettingHeight() != h) *windowSettingHeight() = h;
149        return false; // kill timeout which called this method
150    }
151    
152    void ManagedDialog::restoreWindowDimensions() {
153        int x = *windowSettingX();
154        int y = *windowSettingY();
155        int w = *windowSettingWidth();
156        int h = *windowSettingHeight();
157        printf("restoreDialogDimensions(%d,%d,%d,%d)\n",x,y,w,h);
158        if (x >= 0 && y >= 0) move(x, y);
159        if (w > 0 && h >= 0) resize(w, h);
160  }  }
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