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authorCyrille Bagard <nocbos@gmail.com>2015-04-03 20:57:45 (GMT)
committerCyrille Bagard <nocbos@gmail.com>2015-04-03 20:57:45 (GMT)
commitd65fbe084a91d180d17767314f4e34b7456e8436 (patch)
treee7eee433871ea98be6643c1ab5a861889ed0226a /src/gtkext
parent6cfa350c21c1e54cf9c597d92a9ea3d1aab01d78 (diff)
Defined a preferred size for views and reacted on scroll events.
git-svn-id: svn://svn.gna.org/svn/chrysalide/trunk@500 abbe820e-26c8-41b2-8c08-b7b2b41f8b0a
Diffstat (limited to 'src/gtkext')
-rw-r--r--src/gtkext/gtkbufferview.c61
-rw-r--r--src/gtkext/gtkgraphview.c201
-rw-r--r--src/gtkext/gtkviewpanel-int.h12
-rw-r--r--src/gtkext/gtkviewpanel.c67
4 files changed, 145 insertions, 196 deletions
diff --git a/src/gtkext/gtkbufferview.c b/src/gtkext/gtkbufferview.c
index be75d2f..0d74176 100644
--- a/src/gtkext/gtkbufferview.c
+++ b/src/gtkext/gtkbufferview.c
@@ -58,6 +58,9 @@ static void gtk_buffer_view_compute_requested_size(GtkBufferView *, gint *, gint
/* Détermine la taille des bonds lors de défilements. */
static void gtk_buffer_view_compute_scroll_inc(GtkBufferView *, gint, GtkOrientation, gdouble *, gdouble *);
+/* Réagit à un défilement chez une barre associée au composant. */
+static void gtk_buffer_view_adjust_scroll_value(GtkBufferView *, GtkAdjustment *, GtkOrientation);
+
/* Indique la position d'affichage d'une adresse donnée. */
static bool gtk_buffer_view_get_address_coordinates(const GtkBufferView *, const vmpa2t *, gint *, gint *, ScrollPositionTweak);
@@ -92,28 +95,6 @@ static gboolean gtk_buffer_view_refresh_caret(GtkBufferView *);
G_DEFINE_TYPE(GtkBufferView, gtk_buffer_view, GTK_TYPE_VIEW_PANEL)
-/*
- void (* get_preferred_height) (GtkWidget *widget,
- gint *minimum_height,
- gint *natural_height);
-
- void (* get_preferred_width_for_height) (GtkWidget *widget,
- gint height,
- gint *minimum_width,
- gint *natural_width);
- void (* get_preferred_width) (GtkWidget *widget,
- gint *minimum_width,
- gint *natural_width);
-*/
-
-
-void get_preferred(GtkWidget *widget, gint *minimum, gint *natural)
-{
- if (minimum != NULL) *minimum = 500;
- if (natural != NULL) *natural = 500;
-}
-
-
/******************************************************************************
* *
* Paramètres : class = classe GTK à initialiser. *
@@ -139,13 +120,9 @@ static void gtk_buffer_view_class_init(GtkBufferViewClass *class)
widget_class->draw = gtk_buffer_view_draw;
widget_class->key_press_event = gtk_buffer_view_key_press;
-
- widget_class->get_preferred_height = get_preferred;
- widget_class->get_preferred_width = get_preferred;
-
-
- panel_class->compute_size = (compute_requested_size)gtk_buffer_view_compute_requested_size;
- panel_class->compute_inc = (compute_scroll_inc)gtk_buffer_view_compute_scroll_inc;
+ panel_class->compute_size = (compute_requested_size_fc)gtk_buffer_view_compute_requested_size;
+ panel_class->compute_inc = (compute_scroll_inc_fc)gtk_buffer_view_compute_scroll_inc;
+ panel_class->adjust = (adjust_scroll_value_fc)gtk_buffer_view_adjust_scroll_value;
panel_class->get_coordinates = (get_addr_coordinates_fc)gtk_buffer_view_get_address_coordinates;
panel_class->get_position = (get_view_position_fc)gtk_buffer_view_get_position;
@@ -578,6 +555,32 @@ static void gtk_buffer_view_compute_scroll_inc(GtkBufferView *view, gint size, G
/******************************************************************************
* *
+* Paramètres : view = panneau d'affichage concerné. *
+* adj = défilement dont une valeur a changé. *
+* orientation = indication sur le défilement à traiter. *
+* *
+* Description : Réagit à un défilement chez une barre associée au composant. *
+* *
+* Retour : - *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static void gtk_buffer_view_adjust_scroll_value(GtkBufferView *view, GtkAdjustment *adj, GtkOrientation orientation)
+{
+ GtkWidget *widget; /* Autre vision du composant */
+
+ widget = GTK_WIDGET(view);
+
+ if (gtk_widget_get_realized(widget))
+ gdk_window_invalidate_rect(gtk_widget_get_window(widget), NULL, false);
+
+}
+
+
+/******************************************************************************
+* *
* Paramètres : view = composant GTK à consulter. *
* addr = adresse à présenter à l'écran. *
* x = position horizontale au sein du composant. [OUT] *
diff --git a/src/gtkext/gtkgraphview.c b/src/gtkext/gtkgraphview.c
index 1f8d51c..cde919c 100644
--- a/src/gtkext/gtkgraphview.c
+++ b/src/gtkext/gtkgraphview.c
@@ -69,16 +69,15 @@ static void gtk_graph_view_class_init(GtkGraphViewClass *);
/* Initialise une instance d'afficheur de code en graphique. */
static void gtk_graph_view_init(GtkGraphView *);
-/* S'adapte à la surface concédée par le composant parent. */
-static void gtk_graph_view_size_allocate(GtkWidget *, GtkAllocation *);
+/* Indique les dimensions de travail du composant d'affichage. */
+static void gtk_graph_view_compute_requested_size(GtkGraphView *, gint *, gint *);
+
+/* Réagit à un défilement chez une barre associée au composant. */
+static void gtk_graph_view_adjust_scroll_value(GtkGraphView *, GtkAdjustment *, GtkOrientation);
/* Met à jour l'affichage de la vue sous forme graphique. */
static gboolean gtk_graph_view_draw(GtkWidget *, cairo_t *, GtkGraphView *);
-
-/* Indique les dimensions de travail du composant d'affichage. */
-static void gtk_graph_view_compute_requested_size(GtkGraphView *, gint *, gint *);
-
/* Actualise les besoins internes avant un redimensionnement. */
static void gtk_graph_view_prepare_resize(GtkGraphView *);
@@ -126,9 +125,8 @@ static void gtk_graph_view_class_init(GtkGraphViewClass *class)
widget_class = GTK_WIDGET_CLASS(class);
panel_class = GTK_VIEW_PANEL_CLASS(class);
- widget_class->size_allocate = gtk_graph_view_size_allocate;
-
- panel_class->compute_size = (compute_requested_size)gtk_graph_view_compute_requested_size;
+ panel_class->compute_size = (compute_requested_size_fc)gtk_graph_view_compute_requested_size;
+ panel_class->adjust = (adjust_scroll_value_fc)gtk_graph_view_adjust_scroll_value;
panel_class->define = (define_address_fc)gtk_graph_view_define_main_address;
panel_class->get_coordinates = (get_addr_coordinates_fc)gtk_graph_view_get_address_coordinates;
@@ -146,7 +144,7 @@ static void gtk_graph_view_class_init(GtkGraphViewClass *class)
* Remarques : - *
* *
******************************************************************************/
-#include "easygtk.h"////////////
+
static void gtk_graph_view_init(GtkGraphView *view)
{
GtkViewPanel *viewpanel; /* Instance parente #1 */
@@ -174,161 +172,14 @@ static void gtk_graph_view_init(GtkGraphView *view)
gtk_widget_show(GTK_WIDGET(view->support));
- /*
- gdk_color_white(gtk_widget_get_colormap(GTK_WIDGET(view->support)), &white);
- gtk_widget_modify_bg(GTK_WIDGET(view->support), GTK_STATE_NORMAL, &white);
- */
-
gtk_fixed_put(GTK_FIXED(view), GTK_WIDGET(view->support), 0, 0);
- //gtk_widget_size_allocate(view->support, (GtkAllocation []){ { 200, 200, 500, 500 } });
-
-#if 0
- do
- {
- GtkWidget *btn;
-
- btn = qck_create_button(NULL, NULL, "caption 0", NULL, NULL);
- gtk_fixed_put(GTK_FIXED(view), btn, 10, 10);
-
-
- btn = qck_create_button(NULL, NULL, "caption 1", NULL, NULL);
- gtk_fixed_put(GTK_FIXED(view->support), btn, 100, 100);
-
-
-
- }
- while (0);
-#endif
-
//view->mutex = g_mutex_new();
//view->cond = g_cond_new();
}
-
-
-
-
-
-
-
-/******************************************************************************
-* *
-* Paramètres : view = composant GTK à mettre à jour. *
-* allocation = étendue accordée à la vue. *
-* *
-* Description : S'adapte à la surface concédée par le composant parent. *
-* *
-* Retour : - *
-* *
-* Remarques : - *
-* *
-******************************************************************************/
-
-static void gtk_graph_view_size_allocate(GtkWidget *widget, GtkAllocation *allocation)
-{
- gpointer fixed_class; /* Classe parente */
- GtkViewPanel *panel; /* Autre version du composant */
- GtkAllocation valloc; /* Surface utilisable */
- GtkRequisition req; /* Taille demandée */
- GtkGraphView *view; /* Autre vision du composant */
- GdkWindow *window; /* Fenêtre associée au support */
- gboolean changed; /* Changement de valeur ? */
-
-
- printf("GRAPH SIZE ALLOC :: (%d ; %d) - (%d ; %d)\n",
- allocation->x, allocation->y,
- allocation->width, allocation->height);
-
-
- GTK_WIDGET_CLASS(gtk_graph_view_parent_class)->size_allocate(widget, allocation);
-
-
- /* Mise à jour GTK */
-
- /*
- fixed_class = g_type_class_peek_parent(GTK_GRAPH_VIEW_GET_CLASS(widget));
- fixed_class = g_type_class_peek_parent(fixed_class);
-
- GTK_WIDGET_CLASS(fixed_class)->size_allocate(widget, allocation);
- */
-
-
-
- panel = GTK_VIEW_PANEL(widget);
-
- /*
- if (panel->hadjustment == NULL || panel->vadjustment == NULL)
- return;
- */
-
- // !!!! moved !!! gtk_view_panel_compute_allocation(panel, &valloc);
-
- gtk_widget_get_preferred_size(widget, NULL, &req);
-
- /* Correction de la taille du support */
-
- view = GTK_GRAPH_VIEW(widget);
- window = gtk_widget_get_window(GTK_WIDGET(view->support));
-
-
-
- gtk_widget_size_allocate(view->support, (GtkAllocation []){ { 0, 0, 1500, 1500 } });
-
- //gdk_window_resize(window, 500, 500);
-
- /*
- printf(" --> cmp :: (%d ; %d) vs (%d ; %d)\n",
- gdk_window_get_width(window), gdk_window_get_height(window),
- req.width, req.height);
- */
- /*
- if (gdk_window_get_width(window) != req.width || gdk_window_get_height(window) != req.height)
- gdk_window_resize(window, req.width, req.height);
- */
-
- return;
-
-
- /* Défilement horizontal */
-
- gtk_adjustment_set_page_size(panel->hadjustment, valloc.width);
- gtk_adjustment_set_step_increment(panel->hadjustment, valloc.width * 0.1);
- gtk_adjustment_set_page_increment(panel->hadjustment, valloc.width * 0.9);
-
- gtk_adjustment_set_upper(panel->hadjustment, MAX(req.width, valloc.width));
-
- // !!!! moved !!! gtk_view_panel_reclamp_adjustment(panel->hadjustment, &changed);
-
- gtk_adjustment_changed(panel->hadjustment);
-
- if (changed)
- gtk_adjustment_value_changed(panel->hadjustment);
-
- /* Défilement vertical */
-
- gtk_adjustment_set_page_size(panel->vadjustment, valloc.width);
- gtk_adjustment_set_step_increment(panel->vadjustment, valloc.width * 0.1);
- gtk_adjustment_set_page_increment(panel->vadjustment, valloc.width * 0.9);
-
- gtk_adjustment_set_upper(panel->vadjustment, MAX(req.height, valloc.height));
-
- // !!!! moved !!! gtk_view_panel_reclamp_adjustment(panel->vadjustment, &changed);
-
- gtk_adjustment_changed(panel->vadjustment);
-
- if (changed)
- gtk_adjustment_value_changed(panel->vadjustment);
-
-}
-
-
-
-
-
-
/******************************************************************************
* *
* Paramètres : view = composant GTK à consulter. *
@@ -362,6 +213,34 @@ static void gtk_graph_view_compute_requested_size(GtkGraphView *view, gint *widt
}
+/******************************************************************************
+* *
+* Paramètres : view = panneau d'affichage concerné. *
+* adj = défilement dont une valeur a changé. *
+* orientation = indication sur le défilement à traiter. *
+* *
+* Description : Réagit à un défilement chez une barre associée au composant. *
+* *
+* Retour : - *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static void gtk_graph_view_adjust_scroll_value(GtkGraphView *view, GtkAdjustment *adj, GtkOrientation orientation)
+{
+ gint fake_x; /* Abscisse virtuelle */
+ gint fake_y; /* Ordonnée virtuelle */
+
+ fake_x = 0;
+ fake_y = 0;
+ gtk_buffer_view_compute_fake_coord(view, &fake_x, &fake_y);
+
+ printf("fake :: (%d ; %d)\n", fake_x, fake_y);
+
+ gtk_fixed_move(GTK_FIXED(view), GTK_WIDGET(view->support), fake_x, -fake_y);
+
+}
/******************************************************************************
@@ -445,6 +324,8 @@ static void gtk_graph_view_define_main_address(GtkGraphView *view, const vmpa2t
GBinRoutine **routines; /* Liste des routines trouvées */
size_t routines_count; /* Nombre de ces routines */
size_t i; /* Boucle de parcours */
+ gint width; /* Largeur idéale du composant */
+ gint height; /* Hauteur idéale du composant */
if (view->routine == NULL)
need_update = true;
@@ -493,6 +374,9 @@ static void gtk_graph_view_define_main_address(GtkGraphView *view, const vmpa2t
}
+ gtk_graph_view_compute_requested_size(view, &width, &height);
+ gtk_widget_size_allocate(view->support, (GtkAllocation []){ { 0, 0, width, height } });
+
change_editor_items_current_view_content(GTK_VIEW_PANEL(view));
}
@@ -619,8 +503,7 @@ void gtk_graph_view_put(GtkGraphView *view, GtkWidget *widget, const GtkAllocati
gtk_container_remove(GTK_CONTAINER(parent), widget);
}
- //gtk_fixed_put(view->support, widget, alloc->x, alloc->y);
- gtk_fixed_put(view->support, widget, i * 200, i * 150);
+ gtk_fixed_put(view->support, widget, alloc->x, alloc->y);
if (parent != NULL)
g_object_unref(G_OBJECT(widget));
diff --git a/src/gtkext/gtkviewpanel-int.h b/src/gtkext/gtkviewpanel-int.h
index d51c637..07ce6e9 100644
--- a/src/gtkext/gtkviewpanel-int.h
+++ b/src/gtkext/gtkviewpanel-int.h
@@ -34,10 +34,13 @@
/* Indique les dimensions de travail du composant d'affichage. */
-typedef void (* compute_requested_size) (GtkViewPanel *, gint *, gint *);
+typedef void (* compute_requested_size_fc) (GtkViewPanel *, gint *, gint *);
/* Détermine la taille des bonds lors de défilements. */
-typedef void (* compute_scroll_inc) (GtkViewPanel *, gint, GtkOrientation, gdouble *, gdouble *);
+typedef void (* compute_scroll_inc_fc) (GtkViewPanel *, gint, GtkOrientation, gdouble *, gdouble *);
+
+/* Réagit à un défilement chez une barre associée au composant. */
+typedef void (* adjust_scroll_value_fc) (GtkViewPanel *, GtkAdjustment *, GtkOrientation);
/* Prend acte de l'association d'un binaire chargé. */
typedef void (* attach_binary_fc) (GtkViewPanel *, GLoadedBinary *);
@@ -87,8 +90,9 @@ struct _GtkViewPanelClass
{
GtkFixedClass parent; /* A laisser en premier */
- compute_requested_size compute_size; /* Calcul de la taille requise */
- compute_scroll_inc compute_inc; /* Calcul des bonds */
+ compute_requested_size_fc compute_size; /* Calcul de la taille requise */
+ compute_scroll_inc_fc compute_inc; /* Calcul des bonds */
+ adjust_scroll_value_fc adjust; /* Réaction à un défilement */
define_address_fc define; /* Centrage sur une partie */
get_addr_coordinates_fc get_coordinates;/* Conversion adresse <-> pos. */
get_view_position_fc get_position; /* Indications sur la position */
diff --git a/src/gtkext/gtkviewpanel.c b/src/gtkext/gtkviewpanel.c
index 3c8febd..1496056 100644
--- a/src/gtkext/gtkviewpanel.c
+++ b/src/gtkext/gtkviewpanel.c
@@ -53,6 +53,12 @@ static void gtk_view_panel_size_allocate(GtkWidget *, GtkAllocation *);
/* Met à jour l'affichage du composant d'affichage. */
static gboolean gtk_view_panel_draw(GtkWidget *, cairo_t *);
+/* Fournit la hauteur idéale pour le composant d'affichage. */
+static void gtk_view_panel_get_preferred_height(GtkWidget *, gint *, gint *);
+
+/* Fournit la largeur idéale pour le composant d'affichage. */
+static void gtk_view_panel_get_preferred_width(GtkWidget *, gint *, gint *);
+
/* Détermine la taille des bonds lors de défilements. */
static void gtk_view_panel_compute_scroll_inc(GtkViewPanel *, gint, GtkOrientation, gdouble *, gdouble *);
@@ -116,6 +122,8 @@ static void gtk_view_panel_class_init(GtkViewPanelClass *class)
widget_class->realize = gtk_view_panel_realize;
widget_class->size_allocate = gtk_view_panel_size_allocate;
widget_class->draw = gtk_view_panel_draw;
+ widget_class->get_preferred_height = gtk_view_panel_get_preferred_height;
+ widget_class->get_preferred_width = gtk_view_panel_get_preferred_width;
panel_class->compute_inc = gtk_view_panel_compute_scroll_inc;
@@ -379,6 +387,58 @@ static gboolean gtk_view_panel_draw(GtkWidget *widget, cairo_t *cr)
/******************************************************************************
* *
+* Paramètres : widget = composant GTK à examiner. *
+* minimum = hauteur minimale à préciser ou NULL. [OUT] *
+* natural = hauteur idéale à préciser ou NULL. [OUT] *
+* *
+* Description : Fournit la hauteur idéale pour le composant d'affichage. *
+* *
+* Retour : - *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static void gtk_view_panel_get_preferred_height(GtkWidget *widget, gint *minimum, gint *natural)
+{
+ gint req; /* Dimension requise */
+
+ GTK_VIEW_PANEL_GET_CLASS(widget)->compute_size(GTK_VIEW_PANEL(widget), NULL, &req);
+
+ if (minimum != NULL) *minimum = req;
+ if (natural != NULL) *natural = req;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : widget = composant GTK à examiner. *
+* minimum = largeur minimale à préciser ou NULL. [OUT] *
+* natural = largeur idéale à préciser ou NULL. [OUT] *
+* *
+* Description : Fournit la largeur idéale pour le composant d'affichage. *
+* *
+* Retour : - *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static void gtk_view_panel_get_preferred_width(GtkWidget *widget, gint *minimum, gint *natural)
+{
+ gint req; /* Dimension requise */
+
+ GTK_VIEW_PANEL_GET_CLASS(widget)->compute_size(GTK_VIEW_PANEL(widget), &req, NULL);
+
+ if (minimum != NULL) *minimum = req;
+ if (natural != NULL) *natural = req;
+
+}
+
+
+/******************************************************************************
+* *
* Paramètres : panel = composant GTK d'affichage à mettre à jour. *
* size = taille de l'espace dans la direction donnée. *
* orientation = indication sur le défilement à traiter. *
@@ -607,12 +667,11 @@ static void gtk_view_panel_update_adjustment(GtkViewPanel *panel, GtkOrientation
static void gtk_view_panel_adjustment_value_changed(GtkAdjustment *adj, GtkViewPanel *panel)
{
- GtkWidget *widget; /* Autre vision du composant */
+ GtkOrientation orientation; /* Indification de la barre */
- widget = GTK_WIDGET(panel);
+ orientation = (adj == panel->hadjustment ? GTK_ORIENTATION_HORIZONTAL : GTK_ORIENTATION_VERTICAL);
- if (gtk_widget_get_realized(widget))
- gdk_window_invalidate_rect(gtk_widget_get_window(widget), NULL, false);
+ GTK_VIEW_PANEL_GET_CLASS(panel)->adjust(panel, adj, orientation);
}