105 lines
3.2 KiB
C++
105 lines
3.2 KiB
C++
/*
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Copyright 2015-2016 Amebis
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Copyright 2016 GÉANT
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This file is part of wxExtend.
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wxExtend is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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wxExtend is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with wxExtend. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include "../common.h"
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#include <wx/persist.h>
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#include <wx/persist/toplevel.h>
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#include <wx/persist/window.h>
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#include <wx/dialog.h>
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// ----------------------------------------------------------------------------
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// string constants used by wxPersistentDialog
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// ----------------------------------------------------------------------------
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#define wxPERSIST_DIALOG_KIND "Dialog"
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///
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/// Supports saving/restoring wxDialog state
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///
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class wxPersistentDialog : public wxPersistentWindow<wxDialog>
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{
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public:
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wxPersistentDialog(wxDialog *mgr) : wxPersistentWindow<wxDialog>(mgr)
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{
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}
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virtual wxString GetKind() const
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{
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return wxT(wxPERSIST_DIALOG_KIND);
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}
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virtual void Save() const
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{
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const wxDialog * const wnd = Get();
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// Code copied from wxPersistentTLW::Save()
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const wxPoint pos = wnd->GetScreenPosition();
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SaveValue(wxPERSIST_TLW_X, pos.x);
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SaveValue(wxPERSIST_TLW_Y, pos.y);
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}
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virtual bool Restore()
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{
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wxDialog * const wnd = Get();
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// Code copied from wxPersistentTLW::Restore()
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long
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x wxDUMMY_INITIALIZE(-1),
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y wxDUMMY_INITIALIZE(-1);
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const wxSize size = wnd->GetSize();
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const bool hasPos = RestoreValue(wxPERSIST_TLW_X, &x) &&
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RestoreValue(wxPERSIST_TLW_Y, &y);
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if (hasPos) {
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// to avoid making the window completely invisible if it had been
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// shown on a monitor which was disconnected since the last run
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// (this is pretty common for notebook with external displays)
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//
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// NB: we should allow window position to be (slightly) off screen,
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// it's not uncommon to position the window so that its upper
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// left corner has slightly negative coordinate
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if (wxDisplay::GetFromPoint(wxPoint(x , y )) != wxNOT_FOUND ||
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wxDisplay::GetFromPoint(wxPoint(x + size.x, y + size.y)) != wxNOT_FOUND)
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{
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wnd->Move(x, y, wxSIZE_ALLOW_MINUS_ONE);
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}
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}
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return true;
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}
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private:
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wxDECLARE_NO_COPY_CLASS(wxPersistentDialog);
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};
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///
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/// wxDialog's instantiation of wxCreatePersistentObject template
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///
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inline wxPersistentObject *wxCreatePersistentObject(wxDialog *mgr)
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{
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return new wxPersistentDialog(mgr);
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}
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