[Gtk-sharp-list] Points/Lines and Glade
Jorge Garcia
jgarcia@ac.upc.es
Thu, 01 Apr 2004 18:28:50 +0200
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Hello,
I'm trying to use glade-sharp and Drawarea and I think I have the same
problems than you. This is an example of code that doesn't work. I will
appreciate any help.
Jorge
PS I'm using mono 0.31 and gtk-sharp 0.18
On dj, 2004-04-01 at 14:38, Sebastian Vorköper wrote:
> Am Mi, den 31.03.2004 schrieb Miguel de Icaza um 22:44:
> > Hello,
> >
> > > I've giving up on Scribble and Glade, but the problem still remains.
> > > What i want to do is just loading a glade file where a Gtk.DrawingArea
> > > (or something similiar) is created and draw some points, lines or
> > > circles on it.
> >
> > I do not understand the problem, we have done that before fairly
> > successfully. What seems to be the problem?
> >
> > Miguel
>
> The problem with scribble and glade was (to put it in my own words/not
> knowing how to describe it clearly) that the events didn't get connected
> the right way?
> I mean, for example, that there is an event in scribble called
> "ConfigureEvent" that should create the pixmap and paint it with a white
> background.
> So it doesn't get called or the parameters aren't the right? I guess
> thats why it kills with a NullPointerException.
> I did both ways, configuring the events in glade and/or connecting them
> in scribble. Neither worked.
>
> I've found a solution for the thing i wanted to do. (just loading a
> glade file with a drawingarea and paint to them.)
>
> Then you do create the pixmap outsite of the events in scribble it won't
> fail to run, but it doesn't draw anything.
> You could draw to them by hand, but not with the created events.
>
> So i hope this helps so far, maybe you or someone else does have a
> better idea?! (Maybe it has something to do with the [ConnectBefore]
> stuff???)
>
> Btw.: Is there a chance to see the libgnomeprint/ui stuff for c# (gtk#)
> someday? I mean i would like to port the gnome-photo-printer stuff i
> worked on before to c#/gtk#.
>
> Greetings,
> Sebastian Vorköper
> sv@fogman.de
>
>
>
> _______________________________________________
> Gtk-sharp-list maillist - Gtk-sharp-list@lists.ximian.com
> http://lists.ximian.com/mailman/listinfo/gtk-sharp-list
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using System;
using Gtk;
using Glade;
using Gdk;
using GtkSharp;
namespace GladeSamples {
public class GladeTest
{
private Gdk.Pixmap pixmap = null;
public static void Main (string[] args)
{
new GladeTest(args);
}
/* If you want to access the glade objects you have to "import" them.
* This is not required, but else you can only work with the
* pre-defined signal handlers */
[Glade.Widget] Button IncZoomButton;
[Glade.Widget] Button DecZoomButton;
[Glade.Widget] DrawingArea darea;
public GladeTest (string[] args)
{
Application.Init();
Glade.XML ui = new Glade.XML ("wavview.glade", "app1", null);
ui.Autoconnect (this);
darea.SetSizeRequest (800, 600);
//darea.ConfigureEvent += new ConfigureEventHandler (OnDareaConfigureEvent);
Application.Run();
}
/* Connect the Signals defined in Glade */
public void OnWindowDeleteEvent (object o, DeleteEventArgs args)
{
Application.Quit ();
args.RetVal = true;
}
public void OnQuit1Activate(System.Object obj, EventArgs args){
Application.Quit ();
}
void OnDecZoomButtonClicked (object obj, EventArgs args)
{
Console.WriteLine("Disminuir zoom");
}
void OnIncZoomButtonClicked (object obj, EventArgs args)
{
Console.WriteLine("Augmentar zoom");
}
void OnDareaConfigureEvent (object obj, ConfigureEventArgs args)
{
Gdk.EventConfigure ev = args.Event;
Gdk.Window window = ev.Window;
Console.WriteLine("ConfigureEvent event!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!");
Gdk.Rectangle allocation = darea.Allocation;
pixmap = new Gdk.Pixmap (window, allocation.Width, allocation.Height, -1);
pixmap.DrawRectangle (darea.Style.WhiteGC, true, 0, 0,allocation.Width, allocation.Height);
DrawSin();
args.RetVal = true;
}
void DrawSin(){
int punty, lasty = 300, i;
for (i = 1; i < 800; i++){
pixmap.DrawPoint(darea.Style.BlackGC,i,300);
punty = (Convert.ToInt16(Math.Sin(i) * 100) + 300);
pixmap.DrawLine(darea.Style.BlackGC, i-1,lasty,i,punty);
lasty = punty;
}
darea.QueueDrawArea(0,0,800,600);
}
}
}
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MCS=mcs
MCSFLAGS= -r glib-sharp.dll -r gtk-sharp.dll -r gdk-sharp.dll -r glade-sharp.dll
all: sample.exe
%.exe: %.cs
$(MCS) $(MCSFLAGS) $<
clean:
rm -f *.exe
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Content-Disposition: attachment; filename=wavview.glade
Content-Type: text/xml; name=wavview.glade; charset=iso-8859-1
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<?xml version="1.0" standalone="no"?> <!--*- mode: xml -*-->
<!DOCTYPE glade-interface SYSTEM "http://glade.gnome.org/glade-2.0.dtd">
<glade-interface>
<requires lib="gnome"/>
<requires lib="bonobo"/>
<widget class="GnomeApp" id="app1">
<property name="visible">True</property>
<property name="title" translatable="yes">Waview.sample</property>
<property name="type">GTK_WINDOW_TOPLEVEL</property>
<property name="window_position">GTK_WIN_POS_CENTER</property>
<property name="modal">False</property>
<property name="resizable">True</property>
<property name="destroy_with_parent">False</property>
<property name="enable_layout_config">True</property>
<child internal-child="dock">
<widget class="BonoboDock" id="bonobodock1">
<property name="visible">True</property>
<property name="allow_floating">True</property>
<child>
<widget class="BonoboDockItem" id="bonobodockitem1">
<property name="visible">True</property>
<property name="shadow_type">GTK_SHADOW_NONE</property>
<child>
<widget class="GtkMenuBar" id="menubar1">
<property name="visible">True</property>
<child>
<widget class="GtkImageMenuItem" id="file1">
<property name="visible">True</property>
<property name="stock_item">GNOMEUIINFO_MENU_FILE_TREE</property>
<child>
<widget class="GtkMenu" id="file1_menu">
<child>
<widget class="GtkImageMenuItem" id="new1">
<property name="visible">True</property>
<property name="stock_item">GNOMEUIINFO_MENU_NEW_ITEM</property>
<property name="label" translatable="yes">_Nou</property>
<property name="use_underline">True</property>
</widget>
</child>
<child>
<widget class="GtkImageMenuItem" id="open1">
<property name="visible">True</property>
<property name="stock_item">GNOMEUIINFO_MENU_OPEN_ITEM</property>
</widget>
</child>
<child>
<widget class="GtkImageMenuItem" id="save1">
<property name="visible">True</property>
<property name="stock_item">GNOMEUIINFO_MENU_SAVE_ITEM</property>
</widget>
</child>
<child>
<widget class="GtkImageMenuItem" id="save_as1">
<property name="visible">True</property>
<property name="stock_item">GNOMEUIINFO_MENU_SAVE_AS_ITEM</property>
</widget>
</child>
<child>
<widget class="GtkSeparatorMenuItem" id="separator1">
<property name="visible">True</property>
</widget>
</child>
<child>
<widget class="GtkImageMenuItem" id="quit1">
<property name="visible">True</property>
<property name="stock_item">GNOMEUIINFO_MENU_EXIT_ITEM</property>
<signal name="activate" handler="OnQuit1Activate" last_modification_time="Mon, 29 Mar 2004 14:17:34 GMT"/>
</widget>
</child>
</widget>
</child>
</widget>
</child>
<child>
<widget class="GtkImageMenuItem" id="edit1">
<property name="visible">True</property>
<property name="stock_item">GNOMEUIINFO_MENU_EDIT_TREE</property>
<child>
<widget class="GtkMenu" id="edit1_menu">
<child>
<widget class="GtkImageMenuItem" id="cut1">
<property name="visible">True</property>
<property name="stock_item">GNOMEUIINFO_MENU_CUT_ITEM</property>
</widget>
</child>
<child>
<widget class="GtkImageMenuItem" id="copy1">
<property name="visible">True</property>
<property name="stock_item">GNOMEUIINFO_MENU_COPY_ITEM</property>
</widget>
</child>
<child>
<widget class="GtkImageMenuItem" id="paste1">
<property name="visible">True</property>
<property name="stock_item">GNOMEUIINFO_MENU_PASTE_ITEM</property>
</widget>
</child>
<child>
<widget class="GtkImageMenuItem" id="clear1">
<property name="visible">True</property>
<property name="stock_item">GNOMEUIINFO_MENU_CLEAR_ITEM</property>
</widget>
</child>
<child>
<widget class="GtkSeparatorMenuItem" id="separator2">
<property name="visible">True</property>
</widget>
</child>
<child>
<widget class="GtkImageMenuItem" id="properties1">
<property name="visible">True</property>
<property name="stock_item">GNOMEUIINFO_MENU_PROPERTIES_ITEM</property>
</widget>
</child>
<child>
<widget class="GtkSeparatorMenuItem" id="separator3">
<property name="visible">True</property>
</widget>
</child>
<child>
<widget class="GtkImageMenuItem" id="preferences1">
<property name="visible">True</property>
<property name="stock_item">GNOMEUIINFO_MENU_PREFERENCES_ITEM</property>
</widget>
</child>
</widget>
</child>
</widget>
</child>
<child>
<widget class="GtkImageMenuItem" id="view1">
<property name="visible">True</property>
<property name="stock_item">GNOMEUIINFO_MENU_VIEW_TREE</property>
<child>
<widget class="GtkMenu" id="view1_menu">
</widget>
</child>
</widget>
</child>
<child>
<widget class="GtkImageMenuItem" id="help1">
<property name="visible">True</property>
<property name="stock_item">GNOMEUIINFO_MENU_HELP_TREE</property>
<child>
<widget class="GtkMenu" id="help1_menu">
<child>
<widget class="GtkImageMenuItem" id="about1">
<property name="visible">True</property>
<property name="stock_item">GNOMEUIINFO_MENU_ABOUT_ITEM</property>
</widget>
</child>
</widget>
</child>
</widget>
</child>
</widget>
</child>
</widget>
<packing>
<property name="placement">BONOBO_DOCK_TOP</property>
<property name="band">0</property>
<property name="position">0</property>
<property name="offset">0</property>
<property name="behavior">BONOBO_DOCK_ITEM_BEH_EXCLUSIVE|BONOBO_DOCK_ITEM_BEH_NEVER_VERTICAL|BONOBO_DOCK_ITEM_BEH_LOCKED</property>
</packing>
</child>
<child>
<widget class="BonoboDockItem" id="bonobodockitem2">
<property name="visible">True</property>
<property name="shadow_type">GTK_SHADOW_OUT</property>
<child>
<widget class="GtkToolbar" id="toolbar1">
<property name="visible">True</property>
<property name="orientation">GTK_ORIENTATION_HORIZONTAL</property>
<property name="toolbar_style">GTK_TOOLBAR_BOTH</property>
<property name="tooltips">True</property>
<child>
<widget class="button" id="button1">
<property name="visible">True</property>
<property name="tooltip" translatable="yes">Nou Fitxer</property>
<property name="label">gtk-new</property>
<property name="use_stock">True</property>
</widget>
</child>
<child>
<widget class="button" id="button2">
<property name="visible">True</property>
<property name="tooltip" translatable="yes">Obre el fitxer</property>
<property name="label">gtk-open</property>
<property name="use_stock">True</property>
</widget>
</child>
<child>
<widget class="button" id="button3">
<property name="visible">True</property>
<property name="tooltip" translatable="yes">Desa el fitxer</property>
<property name="label">gtk-save</property>
<property name="use_stock">True</property>
</widget>
</child>
<child>
<widget class="button" id="DecZoomButton">
<property name="visible">True</property>
<property name="label" translatable="yes">Redueix Zoom</property>
<property name="use_underline">True</property>
<property name="stock_pixmap">gtk-zoom-out</property>
<signal name="clicked" handler="OnDecZoomButtonClicked" last_modification_time="Mon, 29 Mar 2004 15:00:27 GMT"/>
</widget>
</child>
<child>
<widget class="button" id="IncZoomButton">
<property name="visible">True</property>
<property name="label" translatable="yes">Augmenta Zoom</property>
<property name="use_underline">True</property>
<property name="stock_pixmap">gtk-zoom-in</property>
<signal name="clicked" handler="OnIncZoomButtonClicked" last_modification_time="Mon, 29 Mar 2004 14:57:58 GMT"/>
</widget>
</child>
</widget>
</child>
</widget>
<packing>
<property name="placement">BONOBO_DOCK_TOP</property>
<property name="band">1</property>
<property name="position">0</property>
<property name="offset">0</property>
<property name="behavior">BONOBO_DOCK_ITEM_BEH_EXCLUSIVE</property>
</packing>
</child>
<child>
<widget class="GtkDrawingArea" id="darea">
<property name="width_request">800</property>
<property name="height_request">600</property>
<property name="visible">True</property>
<property name="can_focus">True</property>
<property name="has_focus">True</property>
<signal name="configure_event" handler="OnDareaConfigureEvent" last_modification_time="Thu, 01 Apr 2004 15:46:51 GMT"/>
</widget>
</child>
</widget>
<packing>
<property name="padding">0</property>
<property name="expand">True</property>
<property name="fill">True</property>
</packing>
</child>
<child internal-child="appbar">
<widget class="GnomeAppBar" id="appbar1">
<property name="visible">True</property>
<property name="has_progress">True</property>
<property name="has_status">True</property>
</widget>
<packing>
<property name="padding">0</property>
<property name="expand">True</property>
<property name="fill">True</property>
</packing>
</child>
</widget>
</glade-interface>
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