Adding upstream version 1.2.2.upstream/1.2.2upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 214 insertions, 0 deletions

diff --git a/src/ui/dialog/messages.cpp b/src/ui/dialog/messages.cpp
new file mode 100644
index 0000000..3e29501
--- /dev/null
+++ b/src/ui/dialog/messages.cpp
@@ -0,0 +1,214 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/**
+ * @file
+ * Messages dialog - implementation.
+ */
+/* Authors:
+ *   Bob Jamison
+ *   Other dudes from The Inkscape Organization
+ *
+ * Copyright (C) 2004, 2005 Authors
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#include "messages.h"
+
+namespace Inkscape {
+namespace UI {
+namespace Dialog {
+
+
+//#########################################################################
+//## E V E N T S
+//#########################################################################
+
+/**
+ * Also a public method.  Remove all text from the dialog
+ */
+void Messages::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
+ */
+Messages::Messages()
+    : DialogBase("/dialogs/messages", "Messages")
+    , buttonClear(_("_Clear"), _("Clear log messages"))
+    , checkCapture(_("Capture log messages"), _("Capture log messages"))
+    , buttonBox(Gtk::ORIENTATION_HORIZONTAL)
+{
+    /*
+     * Menu replaced with buttons
+     *
+    menuBar.items().push_back( Gtk::Menu_Helpers::MenuElem(_("_File"), fileMenu) );
+    fileMenu.items().push_back( Gtk::Menu_Helpers::MenuElem(_("_Clear"),
+           sigc::mem_fun(*this, &Messages::clear) ) );
+    fileMenu.items().push_back( Gtk::Menu_Helpers::MenuElem(_("Capture log messages"),
+           sigc::mem_fun(*this, &Messages::captureLogMessages) ) );
+    fileMenu.items().push_back( Gtk::Menu_Helpers::MenuElem(_("Release log messages"),
+           sigc::mem_fun(*this, &Messages::releaseLogMessages) ) );
+    contents->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);
+    pack_start(textScroll);
+
+    buttonBox.set_spacing(6);
+    buttonBox.pack_start(checkCapture, true, true, 6);
+    buttonBox.pack_end(buttonClear, false, false, 10);
+    pack_start(buttonBox, Gtk::PACK_SHRINK);
+
+    // sick of this thing shrinking too much
+    set_size_request(400, -1);
+
+    show_all_children();
+
+    message(_("Ready."));
+
+    buttonClear.signal_clicked().connect(sigc::mem_fun(*this, &Messages::clear));
+    checkCapture.signal_clicked().connect(sigc::mem_fun(*this, &Messages::toggleCapture));
+
+    /*
+     * TODO - Setting this preference doesn't capture messages that the user can see.
+     * Inkscape creates an instance of a dialog on startup and sends messages there, but when the user
+     * opens the dialog View > Messages the DialogManager creates a new instance of this class that is not capturing messages.
+     *
+     * message(_("Enable log display by setting dialogs.debug 'redirect' attribute to 1 in preferences.xml"));
+    */
+
+    handlerDefault = 0;
+    handlerGlibmm  = 0;
+    handlerAtkmm   = 0;
+    handlerPangomm = 0;
+    handlerGdkmm   = 0;
+    handlerGtkmm   = 0;
+
+}
+
+Messages::~Messages()
+= default;
+
+
+//#########################################################################
+//## M E T H O D S
+//#########################################################################
+
+void Messages::message(char *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);
+}
+
+// dialogLoggingCallback is already used in debug.cpp
+static void dialogLoggingCallback(const gchar */*log_domain*/,
+                           GLogLevelFlags /*log_level*/,
+                           const gchar *messageText,
+                           gpointer user_data)
+{
+    Messages *dlg = static_cast<Messages *>(user_data);
+    dlg->message(const_cast<char*>(messageText));
+
+}
+
+void Messages::toggleCapture()
+{
+    if (checkCapture.get_active()) {
+        captureLogMessages();
+    } else {
+        releaseLogMessages();
+    }
+}
+
+void Messages::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(nullptr, flags,
+              dialogLoggingCallback, (gpointer)this);
+    }
+    if ( !handlerGlibmm ) {
+        handlerGlibmm = g_log_set_handler("glibmm", flags,
+              dialogLoggingCallback, (gpointer)this);
+    }
+    if ( !handlerAtkmm ) {
+        handlerAtkmm = g_log_set_handler("atkmm", flags,
+              dialogLoggingCallback, (gpointer)this);
+    }
+    if ( !handlerPangomm ) {
+        handlerPangomm = g_log_set_handler("pangomm", flags,
+              dialogLoggingCallback, (gpointer)this);
+    }
+    if ( !handlerGdkmm ) {
+        handlerGdkmm = g_log_set_handler("gdkmm", flags,
+              dialogLoggingCallback, (gpointer)this);
+    }
+    if ( !handlerGtkmm ) {
+        handlerGtkmm = g_log_set_handler("gtkmm", flags,
+              dialogLoggingCallback, (gpointer)this);
+    }
+    message(_("Log capture started."));
+}
+
+void Messages::releaseLogMessages()
+{
+    if ( handlerDefault ) {
+        g_log_remove_handler(nullptr, 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 stopped."));
+}
+
+} //namespace Dialog
+} //namespace UI
+} //namespace Inkscape
+
+/*
+  Local Variables:
+  mode:c++
+  c-file-style:"stroustrup"
+  c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
+  indent-tabs-mode:nil
+  fill-column:99
+  End:
+*/
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :