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transmission/gtk/tr_window.c

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/******************************************************************************
* $Id$
*
* Copyright (c) 2005-2007 Transmission authors and contributors
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*****************************************************************************/
#include <string.h>
#include <gtk/gtk.h>
#include <glib/gi18n.h>
#include "transmission.h"
#include "tr_cell_renderer_progress.h"
#include "tr_core.h"
#include "tr_torrent.h"
#include "tr_window.h"
#include "util.h"
#define ITEM_ACTION "tr-window-item-action"
enum
{
PROP_MODEL = 1,
PROP_SELECTION,
PROP_DOUBLECLICK,
PROP_DRAG,
};
static void
tr_window_init( GTypeInstance * instance, gpointer g_class );
static void
tr_window_set_property( GObject * object, guint property_id,
const GValue * value, GParamSpec * pspec );
static void
tr_window_get_property( GObject * object, guint property_id,
GValue * value, GParamSpec * pspec);
static void
tr_window_class_init( gpointer g_class, gpointer g_class_data );
static void
tr_window_dispose( GObject * obj );
static GtkTreeView *
makeview( TrWindow * self );
static void
stylekludge( GObject * obj, GParamSpec * spec, gpointer data );
static void
fixbuttons( GtkTreeSelection *sel, TrWindow * self );
static void
formatname( GtkTreeViewColumn * col, GtkCellRenderer * rend,
GtkTreeModel * model, GtkTreeIter * iter, gpointer data );
static void
formatprog( GtkTreeViewColumn * col, GtkCellRenderer * rend,
GtkTreeModel * model, GtkTreeIter * iter, gpointer data );
static gboolean
listclick( GtkWidget * view, GdkEventButton * event, gpointer data );
static gboolean
listpopup( GtkWidget * view SHUTUP, gpointer data );
static void
popupmenu( TrWindow * self, GdkEventButton * event );
static void
itemclick( GObject * obj, gpointer data );
static void
doubleclick( GtkWidget * view, GtkTreePath * path,
GtkTreeViewColumn * col SHUTUP, gpointer data );
static void
emitaction( TrWindow * self, int id );
static void
orstatus( GtkTreeModel * model, GtkTreePath * path SHUTUP, GtkTreeIter * iter,
gpointer data );
static void
istorsel( GtkTreeModel * model, GtkTreePath * path SHUTUP, GtkTreeIter * iter,
gpointer data );
GType
tr_window_get_type( void )
{
static GType type = 0;
if( 0 == type )
{
static const GTypeInfo info =
{
sizeof( TrWindowClass ),
NULL, /* base_init */
NULL, /* base_finalize */
tr_window_class_init, /* class_init */
NULL, /* class_finalize */
NULL, /* class_data */
sizeof( TrWindow ),
0, /* n_preallocs */
tr_window_init, /* instance_init */
NULL,
};
type = g_type_register_static( GTK_TYPE_WINDOW, "TrWindow", &info, 0 );
}
return type;
}
static void
tr_window_class_init( gpointer g_class, gpointer g_class_data SHUTUP )
{
GObjectClass * gobject_class;
TrWindowClass * trwindow_class;
GParamSpec * pspec;
gobject_class = G_OBJECT_CLASS( g_class );
gobject_class->set_property = tr_window_set_property;
gobject_class->get_property = tr_window_get_property;
gobject_class->dispose = tr_window_dispose;
pspec = g_param_spec_object( "model", "Model",
"The GtkTreeModel for the list view.",
GTK_TYPE_TREE_MODEL, G_PARAM_READWRITE );
g_object_class_install_property( gobject_class, PROP_MODEL, pspec );
pspec = g_param_spec_object( "selection", "Selection",
"The GtkTreeSelection for the list view.",
GTK_TYPE_TREE_SELECTION, G_PARAM_READABLE );
g_object_class_install_property( gobject_class, PROP_SELECTION, pspec );
pspec = g_param_spec_int( "double-click-action", "Double-click action",
"The action id to signal on a double click.",
G_MININT, G_MAXINT, -1, G_PARAM_READWRITE );
g_object_class_install_property( gobject_class, PROP_DOUBLECLICK, pspec );
pspec = g_param_spec_object( "drag-widget", "Drag widget",
"The GtkWidget used for drag-and-drop.",
GTK_TYPE_WIDGET, G_PARAM_READABLE );
g_object_class_install_property( gobject_class, PROP_DRAG, pspec );
trwindow_class = TR_WINDOW_CLASS( g_class );
trwindow_class->actionsig =
g_signal_new( "action", G_TYPE_FROM_CLASS( g_class ),
G_SIGNAL_RUN_LAST, 0, NULL, NULL,
g_cclosure_marshal_VOID__INT,
G_TYPE_NONE, 1, G_TYPE_INT );
}
static void
tr_window_init( GTypeInstance * instance, gpointer g_class SHUTUP )
{
TrWindow * self = ( TrWindow * )instance;
GtkWidget * vbox, * scroll, * status, * tools, * menu, * file, * item;
vbox = gtk_vbox_new( FALSE, 0 );
scroll = gtk_scrolled_window_new( NULL, NULL );
status = gtk_statusbar_new();
tools = gtk_toolbar_new();
menu = gtk_menu_bar_new();
file = gtk_menu_new();
item = gtk_menu_item_new_with_mnemonic( _("_File") );
self->scroll = GTK_SCROLLED_WINDOW( scroll );
self->view = makeview( self );
self->status = GTK_STATUSBAR( status );
self->toolbar = GTK_TOOLBAR( tools );
self->menu = GTK_MENU_SHELL( file );
/* this should have been set by makeview() */
g_assert( NULL != self->namerend );
self->doubleclick = -1;
self->actions = NULL;
self->accel = gtk_accel_group_new();
self->stupidpopuphack = NULL;
self->disposed = FALSE;
gtk_window_add_accel_group( GTK_WINDOW( self ), self->accel );
gtk_menu_set_accel_group( GTK_MENU( self->menu ), self->accel );
gtk_menu_item_set_submenu( GTK_MENU_ITEM( item ), file );
gtk_menu_shell_append( GTK_MENU_SHELL( menu ), item );
gtk_box_pack_start( GTK_BOX( vbox ), menu, FALSE, FALSE, 0 );
gtk_toolbar_set_tooltips( self->toolbar, TRUE );
gtk_toolbar_set_show_arrow( self->toolbar, FALSE );
gtk_box_pack_start( GTK_BOX( vbox ), GTK_WIDGET( self->toolbar ),
FALSE, FALSE, 0 );
gtk_container_add( GTK_CONTAINER( scroll ), GTK_WIDGET( self->view ) );
gtk_box_pack_start( GTK_BOX( vbox ), scroll, TRUE, TRUE, 0 );
gtk_statusbar_push( self->status, 0, "" );
gtk_box_pack_start( GTK_BOX( vbox ), GTK_WIDGET( self->status ),
FALSE, FALSE, 0 );
gtk_container_set_focus_child( GTK_CONTAINER( vbox ), scroll );
gtk_widget_show_all( vbox );
gtk_container_add( GTK_CONTAINER( self ), vbox );
gtk_window_set_title( GTK_WINDOW( self ), g_get_application_name());
gtk_window_set_role( GTK_WINDOW( self ), "tr-main" );
}
static void
tr_window_set_property( GObject * object, guint property_id,
const GValue * value SHUTUP, GParamSpec * pspec)
{
TrWindow * self = ( TrWindow * )object;
if( self->disposed )
{
return;
}
switch( property_id )
{
case PROP_MODEL:
gtk_tree_view_set_model( self->view, g_value_get_object( value ) );
break;
case PROP_DOUBLECLICK:
self->doubleclick = g_value_get_int( value );
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID( object, property_id, pspec );
break;
}
}
static void
tr_window_get_property( GObject * object, guint property_id,
GValue * value SHUTUP, GParamSpec * pspec )
{
TrWindow * self = ( TrWindow * )object;
if( self->disposed )
{
return;
}
switch( property_id )
{
case PROP_MODEL:
g_value_set_object( value, gtk_tree_view_get_model( self->view ) );
break;
case PROP_SELECTION:
g_value_set_object( value,
gtk_tree_view_get_selection( self->view ) );
break;
case PROP_DOUBLECLICK:
g_value_set_int( value, self->doubleclick );
break;
case PROP_DRAG:
g_value_set_object( value, self->view );
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID( object, property_id, pspec );
break;
}
}
static void
tr_window_dispose( GObject * obj )
{
TrWindow * self = ( TrWindow * )obj;
GObjectClass * parent;
if( self->disposed )
{
return;
}
self->disposed = TRUE;
g_list_foreach( self->actions, ( GFunc )action_free, NULL );
g_list_free( self->actions );
g_object_unref( self->accel );
if( NULL != self->stupidpopuphack )
{
gtk_widget_destroy( self->stupidpopuphack );
}
self->stupidpopuphack = NULL;
/* Chain up to the parent class */
parent = g_type_class_peek( g_type_parent( TR_WINDOW_TYPE ) );
parent->dispose( obj );
}
GtkWidget *
tr_window_new( void )
{
return g_object_new( TR_WINDOW_TYPE, NULL );
}
void
tr_window_action_add( TrWindow * self, int id, int flags, const char * name,
const char * icon, const char * description, guint key )
{
struct action * act;
GtkWidget * sep;
TR_IS_WINDOW( self );
if( self->disposed )
{
return;
}
act = action_new( id, flags, name, icon );
if( ACTF_TOOL & flags )
{
act->tool = action_maketool( act, ITEM_ACTION,
G_CALLBACK( itemclick ), self );
gtk_tool_item_set_tooltip( GTK_TOOL_ITEM( act->tool ),
self->toolbar->tooltips, description, "" );
gtk_toolbar_insert( self->toolbar, GTK_TOOL_ITEM( act->tool ), -1 );
}
if( ACTF_MENU & flags )
{
act->menu = action_makemenu( act, ITEM_ACTION, self->accel,
"<transmission-mainwind>/file", key,
G_CALLBACK( itemclick ), self );
gtk_menu_shell_append( self->menu, act->menu );
}
if( ACTF_SEPARATOR & flags )
{
sep = gtk_separator_menu_item_new();
gtk_widget_show( sep );
gtk_menu_shell_append( self->menu, sep );
}
self->actions = g_list_append( self->actions, act );
}
void
tr_window_update( TrWindow * self, float downspeed, float upspeed )
{
char * downstr, * upstr, * str;
TR_IS_WINDOW( self );
if( self->disposed )
{
return;
}
/* update the status bar */
downstr = readablespeed ( downspeed );
upstr = readablespeed ( upspeed );
str = g_strdup_printf( _(" Total DL: %s Total UL: %s"),
downstr, upstr );
g_free( downstr );
g_free( upstr );
gtk_statusbar_pop( self->status, 0 );
gtk_statusbar_push( self->status, 0, str );
g_free( str );
/* the selection's status may have changed so update the buttons */
fixbuttons( NULL, self );
}
void
tr_window_show( TrWindow * self )
{
TR_IS_WINDOW( self );
sizingmagic( GTK_WINDOW( self ), self->scroll,
GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS );
g_object_set( self->namerend, "ellipsize", PANGO_ELLIPSIZE_END, NULL );
gtk_widget_show( GTK_WIDGET( self ) );
}
static GtkTreeView *
makeview( TrWindow * self )
{
GtkWidget * view;
GtkTreeViewColumn * col;
GtkTreeSelection * sel;
GtkCellRenderer * namerend, * progrend;
char * str;
TR_IS_WINDOW( self );
view = gtk_tree_view_new();
namerend = gtk_cell_renderer_text_new();
self->namerend = G_OBJECT( namerend );
/* note that this renderer is set to ellipsize, just not here */
col = gtk_tree_view_column_new_with_attributes( _("Name"), namerend,
NULL );
gtk_tree_view_column_set_cell_data_func( col, namerend, formatname,
NULL, NULL );
gtk_tree_view_column_set_expand( col, TRUE );
gtk_tree_view_column_set_sizing( col, GTK_TREE_VIEW_COLUMN_AUTOSIZE );
gtk_tree_view_append_column( GTK_TREE_VIEW( view ), col );
progrend = tr_cell_renderer_progress_new();
/* this string is only used to determine the size of the progress bar */
str = g_markup_printf_escaped( "<big>%s</big>", _(" fnord fnord ") );
g_object_set( progrend, "bar-sizing", str, NULL );
g_free(str);
col = gtk_tree_view_column_new_with_attributes( _("Progress"), progrend,
NULL);
gtk_tree_view_column_set_cell_data_func( col, progrend, formatprog,
NULL, NULL );
gtk_tree_view_column_set_sizing( col, GTK_TREE_VIEW_COLUMN_AUTOSIZE );
gtk_tree_view_append_column( GTK_TREE_VIEW( view ), col );
/* XXX this shouldn't be necessary */
g_signal_connect( view, "notify::style",
G_CALLBACK( stylekludge ), progrend );
gtk_tree_view_set_rules_hint( GTK_TREE_VIEW( view ), TRUE );
sel = gtk_tree_view_get_selection( GTK_TREE_VIEW( view ) );
gtk_tree_selection_set_mode( GTK_TREE_SELECTION( sel ),
GTK_SELECTION_MULTIPLE );
g_signal_connect( G_OBJECT( sel ), "changed",
G_CALLBACK( fixbuttons ), self );
g_signal_connect( G_OBJECT( view ), "button-press-event",
G_CALLBACK( listclick ), self );
g_signal_connect( G_OBJECT( view ), "popup-menu",
G_CALLBACK( listpopup ), self );
g_signal_connect( G_OBJECT( view ), "row-activated",
G_CALLBACK( doubleclick ), self );
return GTK_TREE_VIEW( view );
}
/* kludge to have the progress bars notice theme changes */
static void
stylekludge( GObject * obj, GParamSpec * spec, gpointer data )
{
if( 0 == strcmp( "style", spec->name ) )
{
tr_cell_renderer_progress_reset_style(
TR_CELL_RENDERER_PROGRESS( data ) );
gtk_widget_queue_draw( GTK_WIDGET( obj ) );
}
}
/* disable buttons and menuitems the user shouldn't be able to click on */
static void
fixbuttons( GtkTreeSelection *sel, TrWindow * self ) {
gboolean selected, avail;
GList * ii;
int status;
struct action * act;
TR_IS_WINDOW( self );
if( self->disposed )
{
return;
}
if( NULL == sel )
{
sel = gtk_tree_view_get_selection( self->view );
}
status = 0;
gtk_tree_selection_selected_foreach( sel, orstatus, &status );
selected = ( 0 < gtk_tree_selection_count_selected_rows( sel ) );
for( ii = g_list_first( self->actions ); NULL != ii; ii = ii->next )
{
act = ii->data;
if( ACTF_ALWAYS & act->flags )
{
continue;
}
avail = ACT_ISAVAIL( act->flags, status );
if( ACTF_TOOL & act->flags )
{
g_assert( NULL != act->tool );
gtk_widget_set_sensitive( act->tool, selected && avail );
}
if( ACTF_MENU & act->flags )
{
g_assert( NULL != act->menu );
gtk_widget_set_sensitive( act->menu, selected && avail );
}
}
}
static void
formatname( GtkTreeViewColumn * col SHUTUP, GtkCellRenderer * rend,
GtkTreeModel * model, GtkTreeIter * iter, gpointer data SHUTUP )
{
TrTorrent * gtor;
char * name, * mb, * str, * top, * bottom;
guint64 size;
int status, err, eta, tpeers, upeers, dpeers;
gtk_tree_model_get( model, iter, MC_NAME, &name, MC_STAT, &status,
MC_ERR, &err, MC_SIZE, &size,
MC_ETA, &eta, MC_PEERS, &tpeers, MC_UPEERS, &upeers,
MC_DPEERS, &dpeers, MC_TORRENT, &gtor, -1 );
tpeers = MAX( tpeers, 0 );
upeers = MAX( upeers, 0 );
dpeers = MAX( dpeers, 0 );
mb = readablesize(size);
top = tr_torrent_status_str ( gtor );
if( TR_OK != err )
{
char * terr;
gtk_tree_model_get( model, iter, MC_TERR, &terr, -1 );
bottom = g_strconcat( _("Error: "), terr, NULL );
g_free( terr );
}
else if( TR_STATUS_DOWNLOAD & status )
{
bottom = g_strdup_printf( ngettext( "Downloading from %i of %i peer",
"Downloading from %i of %i peers",
tpeers ), upeers, tpeers );
}
else
{
bottom = NULL;
}
str = g_markup_printf_escaped( "<big>%s (%s)</big>\n<small>%s\n%s</small>",
name, mb, top,
( NULL == bottom ? "" : bottom ) );
g_object_set( rend, "markup", str, NULL );
g_free( name );
g_free( mb );
g_free( str );
g_free( top );
g_free( bottom );
g_object_unref( gtor );
}
static void
formatprog( GtkTreeViewColumn * col SHUTUP, GtkCellRenderer * rend,
GtkTreeModel * model, GtkTreeIter * iter, gpointer data SHUTUP )
{
char * dlstr, * ulstr, * str, * marked;
gfloat prog, dl, ul;
guint64 down, up;
gtk_tree_model_get( model, iter, MC_PROG, &prog, MC_DRATE, &dl,
MC_URATE, &ul, MC_DOWN, &down, MC_UP, &up, -1 );
prog = MAX( prog, 0.0 );
prog = MIN( prog, 1.0 );
ulstr = readablespeed (ul);
if( 1.0 == prog )
{
dlstr = ratiostr( down, up );
str = g_strdup_printf( _("Ratio: %s\nUL: %s"), dlstr, ulstr );
}
else
{
dlstr = readablespeed( dl );
str = g_strdup_printf( _("DL: %s\nUL: %s"), dlstr, ulstr );
}
marked = g_markup_printf_escaped( "<small>%s</small>", str );
g_object_set( rend, "markup", str, "progress", prog, NULL );
g_free( dlstr );
g_free( ulstr );
g_free( str );
g_free( marked );
}
/* show a popup menu for a right-click on the list */
static gboolean
listclick( GtkWidget * view, GdkEventButton * event, gpointer data )
{
TrWindow * self;
GtkTreeSelection * sel;
GtkTreePath * path;
GtkTreeModel * model;
GtkTreeIter iter;
int status;
TrTorrent * tor, * issel;
if( GDK_BUTTON_PRESS != event->type || 3 != event->button )
{
return FALSE;
}
TR_IS_WINDOW( data );
self = TR_WINDOW( data );
if( self->disposed )
{
return FALSE;
}
sel = gtk_tree_view_get_selection( GTK_TREE_VIEW( view ) );
model = gtk_tree_view_get_model( GTK_TREE_VIEW( view ) );
/* find what row, if any, the user clicked on */
if( gtk_tree_view_get_path_at_pos( GTK_TREE_VIEW( view ),
event->x, event->y, &path,
NULL, NULL, NULL ) )
{
if( gtk_tree_model_get_iter( model, &iter, path ) )
{
/* get torrent and status for the right-clicked row */
gtk_tree_model_get( model, &iter, MC_TORRENT, &tor,
MC_STAT, &status, -1 );
issel = tor;
gtk_tree_selection_selected_foreach( sel, istorsel, &issel );
g_object_unref( tor );
/* if the clicked row isn't selected, select only it */
if( NULL != issel )
{
gtk_tree_selection_unselect_all( sel );
gtk_tree_selection_select_iter( sel, &iter );
}
}
gtk_tree_path_free( path );
}
else
{
gtk_tree_selection_unselect_all( sel );
}
popupmenu( self, event );
return TRUE;
}
static gboolean
listpopup( GtkWidget * view SHUTUP, gpointer data )
{
popupmenu( TR_WINDOW( data ), NULL );
return TRUE;
}
static void
popupmenu( TrWindow * self, GdkEventButton * event )
{
GtkTreeSelection * sel;
int count, status;
GtkWidget * menu, * item;
GList * ii;
struct action * act;
TR_IS_WINDOW( self );
if( self->disposed )
{
return;
}
sel = gtk_tree_view_get_selection( self->view );
count = gtk_tree_selection_count_selected_rows( sel );
menu = gtk_menu_new();
if( NULL != self->stupidpopuphack )
{
gtk_widget_destroy( self->stupidpopuphack );
}
self->stupidpopuphack = menu;
status = 0;
gtk_tree_selection_selected_foreach( sel, orstatus, &status );
for( ii = g_list_first( self->actions ); NULL != ii; ii = ii->next )
{
act = ii->data;
if( ACTF_SEPARATOR & act->flags )
{
item = gtk_separator_menu_item_new();
gtk_widget_show( item );
gtk_menu_shell_append( GTK_MENU_SHELL( menu ), item );
}
else if( ACTF_MENU & act->flags && ACT_ISAVAIL( act->flags, status ) )
{
item = action_makemenu( act, ITEM_ACTION, NULL, NULL, 0,
G_CALLBACK( itemclick ), self );
gtk_menu_shell_append( GTK_MENU_SHELL( menu ), item );
}
}
gtk_widget_show( menu );
gtk_menu_popup( GTK_MENU( menu ), NULL, NULL, NULL, NULL,
( NULL == event ? 0 : event->button ),
gdk_event_get_time( (GdkEvent*)event ) );
}
static void
itemclick( GObject * obj, gpointer data )
{
TrWindow * self;
struct action * act;
TR_IS_WINDOW( data );
self = TR_WINDOW( data );
act = g_object_get_data( obj, ITEM_ACTION );
emitaction( self, act->id );
}
static void
doubleclick( GtkWidget * view SHUTUP, GtkTreePath * path,
GtkTreeViewColumn * col SHUTUP, gpointer data )
{
TrWindow * self;
GtkTreeSelection * sel;
TR_IS_WINDOW( data );
self = TR_WINDOW( data );
if( self->disposed || 0 > self->doubleclick )
{
return;
}
sel = gtk_tree_view_get_selection( self->view );
gtk_tree_selection_select_path( sel, path );
emitaction( self, self->doubleclick );
}
static void
emitaction( TrWindow * self, int id )
{
TrWindowClass * class;
TR_IS_WINDOW( self );
if( self->disposed )
{
return;
}
class = g_type_class_peek( TR_WINDOW_TYPE );
g_signal_emit( self, class->actionsig, 0, id );
}
/* use with gtk_tree_selection_selected_foreach to | status of selected rows */
static void
orstatus( GtkTreeModel * model, GtkTreePath * path SHUTUP, GtkTreeIter * iter,
gpointer data )
{
int * allstatus, thisstatus;
allstatus = data;
gtk_tree_model_get( model, iter, MC_STAT, &thisstatus, -1 );
*allstatus |= thisstatus;
}
/* data should be a TrTorrent**, will set torrent to NULL if it's selected */
static void
istorsel( GtkTreeModel * model, GtkTreePath * path SHUTUP, GtkTreeIter * iter,
gpointer data )
{
TrTorrent ** torref, * tor;
torref = data;
if( NULL != *torref )
{
gtk_tree_model_get( model, iter, MC_TORRENT, &tor, -1 );
if( tor == *torref )
{
*torref = NULL;
}
g_object_unref( tor );
}
}
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