100 lines
2.8 KiB
C
100 lines
2.8 KiB
C
// 7 april 2015
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#include "uipriv_unix.h"
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typedef struct uiSingleWidgetControl uiSingleWidgetControl;
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struct uiSingleWidgetControl {
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uiControl control;
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GtkWidget *widget;
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GtkWidget *scrolledWindow;
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GtkWidget *immediate; // the widget that is added to the parent container; either widget or scrolledWindow
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void *data;
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};
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#define S(c) ((uiSingleWidgetControl *) (c))
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static uintptr_t singleHandle(uiControl *c)
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{
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return (uintptr_t) (S(c)->widget);
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}
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static void singleSetParent(uiControl *c, uintptr_t parent)
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{
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gtk_container_add(GTK_CONTAINER(parent), S(c)->immediate);
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}
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static uiSize singlePreferredSize(uiControl *c, uiSizing *d)
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{
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uiSize size;
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GtkRequisition natural;
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// use the natural size as the minimum size is an *absolute* minimum
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// for example, if a label has ellipsizing on, it can be the width of the ellipses, not the text
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// there is a warning about height-for-width sizing, but in my tests this isn't an issue
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gtk_widget_get_preferred_size(S(c)->widget, NULL, &natural);
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size.width = natural.width;
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size.height = natural.height;
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return size;
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}
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static void singleResize(uiControl *c, intmax_t x, intmax_t y, intmax_t width, intmax_t height, uiSizing *d)
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{
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GtkAllocation a;
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a.x = x;
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a.y = y;
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a.width = width;
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a.height = height;
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gtk_widget_size_allocate(S(c)->immediate, &a);
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}
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static void singleContainerShow(uiControl *c)
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{
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gtk_widget_show_all(S(c)->immediate);
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}
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static void singleContainerHide(uiControl *c)
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{
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gtk_widget_hide(S(c)->immediate);
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}
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// TODO connect free function
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uiControl *uiUnixNewControl(GType type, guint nConstructParams, GParameter *constructParams, gboolean inScrolledWindow, gboolean needsViewport, gboolean scrolledWindowHasBorder, void *data)
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{
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uiSingleHWNDControl *c;
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c = g_new0(uiSingleHWNDControl, 1);
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c->widget = GTK_WIDGET(g_object_newv(type, nConstructParams, constructParams));
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c->immediate = c->widget;
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// TODO turn into bit field?
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// TODO should we check to see if the GType implements GtkScrollable instead of having this passed as a parameter?
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if (inScrolledWindow) {
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c->scrolledWindow = gtk_scrolled_window_new(NULL, NULL);
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if (needsViewport)
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gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(c->scrolledWindow), c->widget);
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else
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gtk_container_add(GTK_CONTAINER(c->scrolledWindow), c->widget);
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if (scrolledWindowHasBorder)
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gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(c->scrolledWindow), GTK_SHADOW_IN);
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c->immediate = c->scrolledWindow;
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}
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c->control.handle = singleHandle;
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c->control.setParent = singleSetParent;
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c->control.preferredSize = singlePreferredSize;
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c->control.resize = singleResize;
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c->control.containerShow = singleContainerShow;
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c->control.containerHide = singleContainerHide;
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c->data = data;
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return (uiControl *) c;
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}
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void *uiUnixControlData(uiControl *c)
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{
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return S(c)->data;
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}
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