diff options
Diffstat (limited to 'src/dialogs/debugdialog.cpp')
| -rw-r--r-- | src/dialogs/debugdialog.cpp | 348 |
1 files changed, 348 insertions, 0 deletions
diff --git a/src/dialogs/debugdialog.cpp b/src/dialogs/debugdialog.cpp new file mode 100644 index 000000000..e90f0a419 --- /dev/null +++ b/src/dialogs/debugdialog.cpp @@ -0,0 +1,348 @@ +/* + * A very simple dialog for displaying Inkscape messages. Messages + * sent to g_log(), g_warning(), g_message(), ets, are routed here, + * in order to avoid messing with the startup console. + * + * Authors: + * Bob Jamison + * Other dudes from The Inkscape Organization + * + * Copyright (C) 2004 The Inkscape Organization + * + * Released under GNU GPL, read the file 'COPYING' for more information + */ +#ifdef HAVE_CONFIG_H +# include <config.h> +#endif + +#include <glibmm/i18n.h> +#include <gtkmm/box.h> +#include <gtkmm/dialog.h> +#include <gtkmm/textview.h> +#include <gtkmm/button.h> +#include <gtkmm/menubar.h> +#include <gtkmm/scrolledwindow.h> + +#include "debugdialog.h" + +namespace Inkscape { +namespace UI { +namespace Dialogs { + + +//######################################################################### +//## I M P L E M E N T A T I O N +//######################################################################### + +/** + * A dialog that displays log messages + */ +class DebugDialogImpl : public DebugDialog, public Gtk::Dialog +{ + + public: + + + /** + * Constructor + */ + DebugDialogImpl(); + + /** + * Destructor + */ + ~DebugDialogImpl(); + + + /** + * Show the dialog + */ + void show(); + + /** + * Do not show the dialog + */ + void hide(); + + /** + * Clear all information from the dialog + */ + void clear(); + + /** + * Display a message + */ + void message(char const *msg); + + /** + * Redirect g_log() messages to this widget + */ + void captureLogMessages(); + + /** + * Return g_log() messages to normal handling + */ + void releaseLogMessages(); + + + + private: + + + Gtk::MenuBar menuBar; + + Gtk::Menu fileMenu; + + Gtk::ScrolledWindow textScroll; + + Gtk::TextView messageText; + + //Handler ID's + guint handlerDefault; + guint handlerGlibmm; + guint handlerAtkmm; + guint handlerPangomm; + guint handlerGdkmm; + guint handlerGtkmm; + +}; + + + + +//######################################################################### +//## E V E N T S +//######################################################################### + +/** + * Also a public method. Remove all text from the dialog + */ +void DebugDialogImpl::clear() +{ + Glib::RefPtr<Gtk::TextBuffer> buffer = messageText.get_buffer(); + buffer->erase(buffer->begin(), buffer->end()); +} + + +//######################################################################### +//## C O N S T R U C T O R / D E S T R U C T O R +//######################################################################### +/** + * Constructor + */ +DebugDialogImpl::DebugDialogImpl() +{ + set_title(_("Messages")); + set_size_request(300, 400); + + Gtk::VBox *mainVBox = get_vbox(); + + //## Add a menu for clear() + menuBar.items().push_back( Gtk::Menu_Helpers::MenuElem(_("_File"), fileMenu) ); + fileMenu.items().push_back( Gtk::Menu_Helpers::MenuElem(_("_Clear"), + sigc::mem_fun(*this, &DebugDialogImpl::clear) ) ); + fileMenu.items().push_back( Gtk::Menu_Helpers::MenuElem(_("Capture log messages"), + sigc::mem_fun(*this, &DebugDialogImpl::captureLogMessages) ) ); + fileMenu.items().push_back( Gtk::Menu_Helpers::MenuElem(_("Release log messages"), + sigc::mem_fun(*this, &DebugDialogImpl::releaseLogMessages) ) ); + mainVBox->pack_start(menuBar, Gtk::PACK_SHRINK); + + + //### Set up the text widget + messageText.set_editable(false); + textScroll.add(messageText); + textScroll.set_policy(Gtk::POLICY_ALWAYS, Gtk::POLICY_ALWAYS); + mainVBox->pack_start(textScroll); + + show_all_children(); + + message("ready."); + message("enable log display by setting "); + message("dialogs.debug 'redirect' attribute to 1 in preferences.xml"); + + handlerDefault = 0; + handlerGlibmm = 0; + handlerAtkmm = 0; + handlerPangomm = 0; + handlerGdkmm = 0; + handlerGtkmm = 0; +} + +/** + * Factory method. Use this to create a new DebugDialog + */ +DebugDialog *DebugDialog::create() +{ + DebugDialog *dialog = new DebugDialogImpl(); + return dialog; +} + + +/** + * Constructor + */ +DebugDialogImpl::~DebugDialogImpl() +{ + + +} + + +//######################################################################### +//## M E T H O D S +//######################################################################### + +void DebugDialogImpl::show() +{ + //call super() + Gtk::Dialog::show(); + //sp_transientize((GtkWidget *)gobj()); //Make transient + raise(); + Gtk::Dialog::present(); +} + + + +void DebugDialogImpl::hide() +{ + //call super() + Gtk::Dialog::hide(); +} + + + +void DebugDialogImpl::message(char const *msg) +{ + Glib::RefPtr<Gtk::TextBuffer> buffer = messageText.get_buffer(); + Glib::ustring uMsg = msg; + if (uMsg[uMsg.length()-1] != '\n') + uMsg += '\n'; + buffer->insert (buffer->end(), uMsg); +} + + +/* static instance, to reduce dependencies */ +static DebugDialog *debugDialogInstance = NULL; + +DebugDialog *DebugDialog::getInstance() +{ + if ( !debugDialogInstance ) + { + debugDialogInstance = new DebugDialogImpl(); + } + return debugDialogInstance; +} + + + +void DebugDialog::showInstance() +{ + DebugDialog *debugDialog = getInstance(); + debugDialog->show(); +} + + + + +/*##### THIS IS THE IMPORTANT PART ##### */ +void dialogLoggingFunction(const gchar *log_domain, + GLogLevelFlags log_level, + const gchar *messageText, + gpointer user_data) +{ + DebugDialogImpl *dlg = (DebugDialogImpl *)user_data; + + dlg->message(messageText); + +} + + +void DebugDialogImpl::captureLogMessages() +{ + /* + This might likely need more code, to capture Gtkmm + and Glibmm warnings, or maybe just simply grab stdout/stderr + */ + GLogLevelFlags flags = (GLogLevelFlags) (G_LOG_LEVEL_ERROR | G_LOG_LEVEL_CRITICAL | + G_LOG_LEVEL_WARNING | G_LOG_LEVEL_MESSAGE | + G_LOG_LEVEL_INFO | G_LOG_LEVEL_DEBUG); + if ( !handlerDefault ) + { + handlerDefault = g_log_set_handler(NULL, flags, + dialogLoggingFunction, (gpointer)this); + } + if ( !handlerGlibmm ) + { + handlerGlibmm = g_log_set_handler("glibmm", flags, + dialogLoggingFunction, (gpointer)this); + } + if ( !handlerAtkmm ) + { + handlerAtkmm = g_log_set_handler("atkmm", flags, + dialogLoggingFunction, (gpointer)this); + } + if ( !handlerPangomm ) + { + handlerPangomm = g_log_set_handler("pangomm", flags, + dialogLoggingFunction, (gpointer)this); + } + if ( !handlerGdkmm ) + { + handlerGdkmm = g_log_set_handler("gdkmm", flags, + dialogLoggingFunction, (gpointer)this); + } + if ( !handlerGtkmm ) + { + handlerGtkmm = g_log_set_handler("gtkmm", flags, + dialogLoggingFunction, (gpointer)this); + } + message("log capture started"); +} + +void DebugDialogImpl::releaseLogMessages() +{ + if ( handlerDefault ) + { + g_log_remove_handler(NULL, handlerDefault); + handlerDefault = 0; + } + if ( handlerGlibmm ) + { + g_log_remove_handler("glibmm", handlerGlibmm); + handlerGlibmm = 0; + } + if ( handlerAtkmm ) + { + g_log_remove_handler("atkmm", handlerAtkmm); + handlerAtkmm = 0; + } + if ( handlerPangomm ) + { + g_log_remove_handler("pangomm", handlerPangomm); + handlerPangomm = 0; + } + if ( handlerGdkmm ) + { + g_log_remove_handler("gdkmm", handlerGdkmm); + handlerGdkmm = 0; + } + if ( handlerGtkmm ) + { + g_log_remove_handler("gtkmm", handlerGtkmm); + handlerGtkmm = 0; + } + message("log capture discontinued"); +} + + + +} //namespace Dialogs +} //namespace UI +} //namespace Inkscape + +//######################################################################### +//## E N D O F F I L E +//######################################################################### + + + |