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libreoffice/libreofficekit/qa/gtktiledviewer/gtktiledviewer.cxx
Miklos Vajna a2675cb377 lokdocview: clean up quad mode 
It's not necessary since the normal widget renders normal 256x256px
tiles, not just a single huge one.

Change-Id: Ia1c6a6c8692769093232d66aa63fde096390a7b2
2015-03-23 09:19:03 +01:00

367 lines
12 KiB
C++
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#include <assert.h>
#include <stdio.h>
#include <string.h>
#include <gdk/gdk.h>
#include <gdk/gdkkeysyms.h>
#include <gtk/gtk.h>
#include <LibreOfficeKit/LibreOfficeKitGtk.h>
#include <LibreOfficeKit/LibreOfficeKitInit.h>
#include <LibreOfficeKit/LibreOfficeKitEnums.h>
#include <com/sun/star/awt/Key.hpp>
#include <rsc/rsc-vcl-shared-types.hxx>
#ifndef g_info
#define g_info(...) g_log(G_LOG_DOMAIN, G_LOG_LEVEL_INFO, __VA_ARGS__)
#endif
static int help()
{
fprintf( stderr, "Usage: gtktiledviewer <absolute-path-to-libreoffice-install> <path-to-document>\n" );
return 1;
}
static GtkWidget* pDocView;
static GtkToolItem* pEnableEditing;
static GtkToolItem* pBold;
static GtkWidget* pVBox;
// GtkComboBox requires gtk 2.24 or later
#if ( GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION >= 24 ) || GTK_MAJOR_VERSION > 2
static GtkComboBoxText* pPartSelector;
#endif
static LibreOfficeKit* pOffice;
static char* pFileName;
const float fZooms[] = { 0.25, 0.5, 0.75, 1.0, 1.5, 2.0, 3.0, 5.0 };
void changeZoom( GtkWidget* pButton, gpointer /* pItem */ )
{
const char *sName = gtk_tool_button_get_stock_id( GTK_TOOL_BUTTON(pButton) );
float fZoom = 0;
float fCurrentZoom = 0;
if ( pDocView )
{
fCurrentZoom = lok_docview_get_zoom( LOK_DOCVIEW(pDocView) );
}
if ( strcmp(sName, "gtk-zoom-in") == 0)
{
for ( unsigned int i = 0; i < sizeof( fZooms ) / sizeof( fZooms[0] ); i++ )
{
if ( fCurrentZoom < fZooms[i] )
{
fZoom = fZooms[i];
break;
}
}
}
else if ( strcmp(sName, "gtk-zoom-100") == 0)
{
fZoom = 1;
}
else if ( strcmp(sName, "gtk-zoom-fit") == 0)
{
// TODO -- will need access to lokdocview internals?
}
else if ( strcmp(sName, "gtk-zoom-out") == 0)
{
for ( unsigned int i = 0; i < sizeof( fZooms ) / sizeof( fZooms[0] ); i++ )
{
if ( fCurrentZoom > fZooms[i] )
{
fZoom = fZooms[i];
}
}
}
if ( fZoom != 0 )
{
if ( pDocView )
{
lok_docview_set_zoom( LOK_DOCVIEW(pDocView), fZoom );
}
}
}
/// User clicked on the button -> inform LOKDocView.
void toggleEditing(GtkWidget* /*pButton*/, gpointer /*pItem*/)
{
LOKDocView* pLOKDocView = LOK_DOCVIEW(pDocView);
bool bActive = gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(pEnableEditing));
if (bool(lok_docview_get_edit(pLOKDocView)) != bActive)
lok_docview_set_edit(pLOKDocView, bActive);
}
/// LOKDocView changed edit state -> inform the tool button.
static void signalEdit(LOKDocView* pLOKDocView, gboolean bWasEdit, gpointer /*pData*/)
{
gboolean bEdit = lok_docview_get_edit(pLOKDocView);
g_info("signalEdit: %d -> %d", bWasEdit, lok_docview_get_edit(pLOKDocView));
if (gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(pEnableEditing)) != bEdit)
gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(pEnableEditing), bEdit);
}
/// User clicked on the 'Bold' button -> inform LOKDocView.
void toggleBold(GtkWidget* /*pButton*/, gpointer /*pItem*/)
{
LOKDocView* pLOKDocView = LOK_DOCVIEW(pDocView);
lok_docview_post_command(pLOKDocView, ".uno:Bold");
}
/// Receives a key press or release event.
static void signalKey(GtkWidget* /*pWidget*/, GdkEventKey* pEvent, gpointer /*pData*/)
{
LOKDocView* pLOKDocView = LOK_DOCVIEW(pDocView);
int nCharCode = 0;
int nKeyCode = 0;
if (!pLOKDocView->m_bEdit)
{
g_info("signalKey: not in edit mode, ignore");
return;
}
switch (pEvent->keyval)
{
case GDK_BackSpace:
nKeyCode = com::sun::star::awt::Key::BACKSPACE;
break;
case GDK_Return:
nKeyCode = com::sun::star::awt::Key::RETURN;
break;
case GDK_Escape:
nKeyCode = com::sun::star::awt::Key::ESCAPE;
break;
case GDK_Tab:
nKeyCode = com::sun::star::awt::Key::TAB;
break;
case GDK_Down:
nKeyCode = com::sun::star::awt::Key::DOWN;
break;
case GDK_Up:
nKeyCode = com::sun::star::awt::Key::UP;
break;
case GDK_Left:
nKeyCode = com::sun::star::awt::Key::LEFT;
break;
case GDK_Right:
nKeyCode = com::sun::star::awt::Key::RIGHT;
break;
default:
if (pEvent->keyval >= GDK_F1 && pEvent->keyval <= GDK_F26)
nKeyCode = com::sun::star::awt::Key::F1 + (pEvent->keyval - GDK_F1);
else
nCharCode = gdk_keyval_to_unicode(pEvent->keyval);
}
// rsc is not public API, but should be good enough for debugging purposes.
// If this is needed for real, then probably a new param of type
// css::awt::KeyModifier is needed in postKeyEvent().
if (pEvent->state & GDK_SHIFT_MASK)
nKeyCode |= KEY_SHIFT;
if (pEvent->type == GDK_KEY_RELEASE)
pLOKDocView->pDocument->pClass->postKeyEvent(pLOKDocView->pDocument, LOK_KEYEVENT_KEYUP, nCharCode, nKeyCode);
else
pLOKDocView->pDocument->pClass->postKeyEvent(pLOKDocView->pDocument, LOK_KEYEVENT_KEYINPUT, nCharCode, nKeyCode);
}
// GtkComboBox requires gtk 2.24 or later
#if ( GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION >= 24 ) || GTK_MAJOR_VERSION > 2
void populatePartSelector()
{
gtk_list_store_clear( GTK_LIST_STORE(
gtk_combo_box_get_model(
GTK_COMBO_BOX(pPartSelector) )) );
if ( !pDocView )
{
return;
}
const int nMaxLength = 50;
char sText[nMaxLength];
int nParts = lok_docview_get_parts( LOK_DOCVIEW(pDocView) );
for ( int i = 0; i < nParts; i++ )
{
char* pName = lok_docview_get_part_name( LOK_DOCVIEW(pDocView), i );
assert( pName );
snprintf( sText, nMaxLength, "%i (%s)", i+1, pName );
free( pName );
gtk_combo_box_text_append_text( pPartSelector, sText );
}
gtk_combo_box_set_active( GTK_COMBO_BOX(pPartSelector),
lok_docview_get_part( LOK_DOCVIEW(pDocView) ) );
}
void changePart( GtkWidget* pSelector, gpointer /* pItem */ )
{
int nPart = gtk_combo_box_get_active( GTK_COMBO_BOX(pSelector) );
if ( pDocView )
{
lok_docview_set_part( LOK_DOCVIEW(pDocView), nPart );
}
}
void populatePartModeSelector( GtkComboBoxText* pSelector )
{
gtk_combo_box_text_append_text( pSelector, "Default" );
gtk_combo_box_text_append_text( pSelector, "Slide" );
gtk_combo_box_text_append_text( pSelector, "Notes" );
gtk_combo_box_text_append_text( pSelector, "Combined (SlideNotes)" );
gtk_combo_box_text_append_text( pSelector, "Embedded Objects" );
gtk_combo_box_set_active( GTK_COMBO_BOX(pSelector), 0 );
}
void changePartMode( GtkWidget* pSelector, gpointer /* pItem */ )
{
// Just convert directly back to the LibreOfficeKitPartMode enum.
// I.e. the ordering above should match the enum member ordering.
LibreOfficeKitPartMode ePartMode =
LibreOfficeKitPartMode( gtk_combo_box_get_active( GTK_COMBO_BOX(pSelector) ) );
if ( pDocView )
{
lok_docview_set_partmode( LOK_DOCVIEW(pDocView), ePartMode );
}
// The number of items could change e.g. if we change from slide
// to embeddede obj mode -- hence we should update the part list.
populatePartSelector();
}
#endif
int main( int argc, char* argv[] )
{
if( argc < 3 ||
( argc > 1 && ( !strcmp( argv[1], "--help" ) || !strcmp( argv[1], "-h" ) ) ) )
return help();
if ( argv[1][0] != '/' )
{
fprintf(stderr, "Absolute path required to libreoffice install\n");
return 1;
}
pOffice = lok_init( argv[1] );
if ( pOffice == NULL )
return 1;
gtk_init( &argc, &argv );
GtkWidget *pWindow = gtk_window_new( GTK_WINDOW_TOPLEVEL );
gtk_window_set_title( GTK_WINDOW(pWindow), "LibreOfficeKit GTK Tiled Viewer" );
gtk_window_set_default_size(GTK_WINDOW(pWindow), 800, 600);
g_signal_connect( pWindow, "destroy", G_CALLBACK(gtk_main_quit), NULL );
pVBox = gtk_vbox_new( FALSE, 0 );
gtk_container_add( GTK_CONTAINER(pWindow), pVBox );
// Toolbar
GtkWidget* pToolbar = gtk_toolbar_new();
gtk_toolbar_set_style( GTK_TOOLBAR(pToolbar), GTK_TOOLBAR_ICONS );
GtkToolItem* pZoomIn = gtk_tool_button_new_from_stock( GTK_STOCK_ZOOM_IN );
gtk_toolbar_insert( GTK_TOOLBAR(pToolbar), pZoomIn, 0);
g_signal_connect( G_OBJECT(pZoomIn), "clicked", G_CALLBACK(changeZoom), NULL );
GtkToolItem* pZoom1 = gtk_tool_button_new_from_stock( GTK_STOCK_ZOOM_100 );
gtk_toolbar_insert( GTK_TOOLBAR(pToolbar), pZoom1, -1);
g_signal_connect( G_OBJECT(pZoom1), "clicked", G_CALLBACK(changeZoom), NULL );
GtkToolItem* pZoomFit = gtk_tool_button_new_from_stock( GTK_STOCK_ZOOM_FIT );
gtk_toolbar_insert( GTK_TOOLBAR(pToolbar), pZoomFit, -1);
g_signal_connect( G_OBJECT(pZoomFit), "clicked", G_CALLBACK(changeZoom), NULL );
GtkToolItem* pZoomOut = gtk_tool_button_new_from_stock( GTK_STOCK_ZOOM_OUT );
gtk_toolbar_insert( GTK_TOOLBAR(pToolbar), pZoomOut, -1);
g_signal_connect( G_OBJECT(pZoomOut), "clicked", G_CALLBACK(changeZoom), NULL );
GtkToolItem* pSeparator1 = gtk_separator_tool_item_new();
gtk_toolbar_insert( GTK_TOOLBAR(pToolbar), pSeparator1, -1);
// GtkComboBox requires gtk 2.24 or later
#if ( GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION >= 24 ) || GTK_MAJOR_VERSION > 2
GtkToolItem* pPartSelectorToolItem = gtk_tool_item_new();
GtkWidget* pComboBox = gtk_combo_box_text_new();
gtk_container_add( GTK_CONTAINER(pPartSelectorToolItem), pComboBox );
gtk_toolbar_insert( GTK_TOOLBAR(pToolbar), pPartSelectorToolItem, -1 );
g_signal_connect( G_OBJECT(pComboBox), "changed", G_CALLBACK(changePart), NULL );
pPartSelector = GTK_COMBO_BOX_TEXT(pComboBox);
GtkToolItem* pSeparator2 = gtk_separator_tool_item_new();
gtk_toolbar_insert( GTK_TOOLBAR(pToolbar), pSeparator2, -1);
GtkToolItem* pPartModeSelectorToolItem = gtk_tool_item_new();
GtkWidget* pPartModeComboBox = gtk_combo_box_text_new();
gtk_container_add( GTK_CONTAINER(pPartModeSelectorToolItem), pPartModeComboBox );
gtk_toolbar_insert( GTK_TOOLBAR(pToolbar), pPartModeSelectorToolItem, -1 );
g_signal_connect( G_OBJECT(pPartModeComboBox), "changed", G_CALLBACK(changePartMode), NULL );
#endif
gtk_toolbar_insert( GTK_TOOLBAR(pToolbar), gtk_separator_tool_item_new(), -1);
pEnableEditing = gtk_toggle_tool_button_new();
gtk_tool_button_set_label(GTK_TOOL_BUTTON(pEnableEditing), "Editing");
gtk_toolbar_insert(GTK_TOOLBAR(pToolbar), pEnableEditing, -1);
g_signal_connect(G_OBJECT(pEnableEditing), "toggled", G_CALLBACK(toggleEditing), NULL);
gtk_toolbar_insert( GTK_TOOLBAR(pToolbar), gtk_separator_tool_item_new(), -1);
pBold = gtk_toggle_tool_button_new();
gtk_tool_button_set_label(GTK_TOOL_BUTTON(pBold), "Bold");
gtk_toolbar_insert(GTK_TOOLBAR(pToolbar), pBold, -1);
g_signal_connect(G_OBJECT(pBold), "toggled", G_CALLBACK(toggleBold), NULL);
gtk_box_pack_start( GTK_BOX(pVBox), pToolbar, FALSE, FALSE, 0 ); // Adds to top.
// Docview
pDocView = lok_docview_new( pOffice );
g_signal_connect(pDocView, "edit-changed", G_CALLBACK(signalEdit), NULL);
// Input handling.
g_signal_connect(pWindow, "key-press-event", G_CALLBACK(signalKey), NULL);
g_signal_connect(pWindow, "key-release-event", G_CALLBACK(signalKey), NULL);
gtk_container_add( GTK_CONTAINER(pVBox), pDocView );
gtk_widget_show_all( pWindow );
pFileName = argv[2];
int bOpened = lok_docview_open_document( LOK_DOCVIEW(pDocView), argv[2] );
if (!bOpened)
g_error("main: lok_docview_open_document() failed with '%s'", pOffice->pClass->getError(pOffice));
assert( LOK_DOCVIEW(pDocView)->pDocument );
// GtkComboBox requires gtk 2.24 or later
#if ( GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION >= 24 ) || GTK_MAJOR_VERSION > 2
populatePartSelector();
populatePartModeSelector( GTK_COMBO_BOX_TEXT(pPartModeComboBox) );
#endif
gtk_main();
pOffice->pClass->destroy( pOffice );
return 0;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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