#include "window.h"
+#include "magic.h"
#include "chimara-glk-private.h"
extern ChimaraGlkPrivate *glk_data;
winid_t
glk_window_iterate(winid_t win, glui32 *rockptr)
{
+ VALID_WINDOW_OR_NULL(win, return NULL);
+
GNode *retnode;
if(win == NULL)
glui32
glk_window_get_rock(winid_t win)
{
- g_return_val_if_fail(win != NULL, 0);
+ VALID_WINDOW(win, return 0);
return win->rock;
}
glui32
glk_window_get_type(winid_t win)
{
- g_return_val_if_fail(win != NULL, 0);
+ VALID_WINDOW(win, return 0);
return win->type;
}
winid_t
glk_window_get_parent(winid_t win)
{
- g_return_val_if_fail(win != NULL, NULL);
+ VALID_WINDOW(win, return NULL);
/* Value will also be NULL if win is the root window */
return (winid_t)win->window_node->parent->data;
}
winid_t
glk_window_get_sibling(winid_t win)
{
- g_return_val_if_fail(win != NULL, NULL);
+ VALID_WINDOW(win, return NULL);
if(G_NODE_IS_ROOT(win->window_node))
return NULL;
return (winid_t)glk_data->root_window->data;
}
-/* Determine the size of a "0" character in pixels */
-static void
-text_window_get_char_size(GtkWidget *textview, int *width, int *height)
-{
- PangoLayout *zero = gtk_widget_create_pango_layout(textview, "0");
- pango_layout_get_pixel_size(zero, width, height);
- g_object_unref(zero);
-}
-
/**
* glk_window_open:
* @split: The window to split to create the new window. Must be 0 if there
glk_window_open(winid_t split, glui32 method, glui32 size, glui32 wintype,
glui32 rock)
{
- /*
- if(split)
- {
- g_warning("glk_window_open: splitting of windows not implemented");
- return NULL;
- }
- */
+ VALID_WINDOW_OR_NULL(split, return NULL);
if(split == NULL && glk_data->root_window != NULL)
{
- g_warning("glk_window_open: there is already a root window");
+ ILLEGAL("Tried to open a new root window, but there is already a root window");
return NULL;
}
gdk_threads_enter();
- /* We only create one window and don't support any more than that */
+ /* Create the new window */
winid_t win = g_new0(struct glk_window_struct, 1);
+ win->magic = MAGIC_WINDOW;
win->rock = rock;
win->type = wintype;
win->window_node = g_node_new(win);
gtk_widget_show_all(scrolledwindow);
/* Set the window's font */
- /* TODO: Use Pango to pick out a monospace font on the system */
- PangoFontDescription *font = pango_font_description_from_string("Monospace");
- gtk_widget_modify_font(textview, font);
- pango_font_description_free(font);
+ gtk_widget_modify_font(textview, glk_data->monospace_font_desc);
win->widget = textview;
win->frame = scrolledwindow;
- text_window_get_char_size( textview, &(win->unit_width), &(win->unit_height) );
+
+ /* Determine the size of a "0" character in pixels */
+ PangoLayout *zero = gtk_widget_create_pango_layout(textview, "0");
+ pango_layout_set_font_description(zero, glk_data->monospace_font_desc);
+ pango_layout_get_pixel_size(zero, &(win->unit_width), &(win->unit_height));
+ g_object_unref(zero);
/* Set the other parameters (width and height are set later) */
win->window_stream = window_stream_new(win);
GtkWidget *textview = gtk_text_view_new();
GtkTextBuffer *textbuffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(textview) );
+ gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW(scrolledwindow), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC );
+
gtk_text_view_set_wrap_mode( GTK_TEXT_VIEW(textview), GTK_WRAP_WORD_CHAR );
gtk_text_view_set_editable( GTK_TEXT_VIEW(textview), FALSE );
gtk_container_add( GTK_CONTAINER(scrolledwindow), textview );
gtk_widget_show_all(scrolledwindow);
+ /* Set the window's font */
+ gtk_widget_modify_font(textview, glk_data->default_font_desc);
+
win->widget = textview;
win->frame = scrolledwindow;
- text_window_get_char_size( textview, &(win->unit_width), &(win->unit_height) );
+
+ /* Determine the size of a "0" character in pixels */
+ PangoLayout *zero = gtk_widget_create_pango_layout(textview, "0");
+ pango_layout_set_font_description(zero, glk_data->default_font_desc);
+ pango_layout_get_pixel_size(zero, &(win->unit_width), &(win->unit_height));
+ g_object_unref(zero);
/* Set the other parameters */
win->window_stream = window_stream_new(win);
default:
gdk_threads_leave();
- g_warning("%s: unsupported window type", __func__);
+ ILLEGAL_PARAM("Unknown window type: %u", wintype);
g_free(win);
g_node_destroy(glk_data->root_window);
glk_data->root_window = NULL;
/* When splitting, construct a new parent window
* copying most characteristics from the window that is being split */
winid_t pair = g_new0(struct glk_window_struct, 1);
+ pair->magic = MAGIC_WINDOW;
pair->rock = 0;
pair->type = wintype_Pair;
pair->window_node = g_node_new(pair);
- pair->unit_width = split->unit_width;
- pair->unit_height = split->unit_height;
pair->window_stream = NULL;
pair->echo_stream = NULL;
+ /* The pair window must know about its children's split method */
+ pair->key_window = win;
+ pair->split_method = method;
+ pair->constraint_size = size;
+
/* Insert the new window into the window tree */
if(split->window_node->parent == NULL)
{
g_node_append(split->window_node->parent, pair->window_node);
g_node_unlink(split->window_node);
}
-
- /* Keep track of the parent widget of the window that is being split */
- GtkWidget* old_parent = gtk_widget_get_parent(split->frame);
- gtk_widget_ref(split->frame);
- gtk_widget_unparent(split->frame);
-
/* Place the windows in the correct order */
switch(method & winmethod_DirMask)
{
case winmethod_Left:
- pair->widget = gtk_hbox_new(FALSE, 0);
- gtk_box_pack_end(GTK_BOX(pair->widget), split->frame, TRUE, TRUE, 0);
- gtk_box_pack_end(GTK_BOX(pair->widget), win->frame, TRUE, TRUE, 0);
- g_node_append(pair->window_node, split->window_node);
- g_node_append(pair->window_node, win->window_node);
- break;
- case winmethod_Right:
- pair->widget = gtk_hbox_new(FALSE, 0);
- gtk_box_pack_end(GTK_BOX(pair->widget), win->frame, TRUE, TRUE, 0);
- gtk_box_pack_end(GTK_BOX(pair->widget), split->frame, TRUE, TRUE, 0);
- g_node_append(pair->window_node, win->window_node);
- g_node_append(pair->window_node, split->window_node);
- break;
case winmethod_Above:
- pair->widget = gtk_vbox_new(FALSE, 0);
- gtk_box_pack_end(GTK_BOX(pair->widget), split->frame, TRUE, TRUE, 0);
- gtk_box_pack_end(GTK_BOX(pair->widget), win->frame, TRUE, TRUE, 0);
- g_node_append(pair->window_node, split->window_node);
g_node_append(pair->window_node, win->window_node);
+ g_node_append(pair->window_node, split->window_node);
break;
+ case winmethod_Right:
case winmethod_Below:
- pair->widget = gtk_vbox_new(FALSE, 0);
- gtk_box_pack_end(GTK_BOX(pair->widget), win->frame, TRUE, TRUE, 0);
- gtk_box_pack_end(GTK_BOX(pair->widget), split->frame, TRUE, TRUE, 0);
- g_node_append(pair->window_node, win->window_node);
g_node_append(pair->window_node, split->window_node);
+ g_node_append(pair->window_node, win->window_node);
break;
}
- gtk_widget_unref(split->frame);
-
- /* TODO: set the new size of the windows */
- pair->frame = pair->widget;
- gtk_widget_set_parent(pair->widget, old_parent);
- gtk_widget_show(pair->widget);
} else {
/* Set the window as root window */
glk_data->root_window = win->window_node;
- gtk_widget_set_parent(win->frame, GTK_WIDGET(glk_data->self));
- gtk_widget_queue_resize(GTK_WIDGET(glk_data->self));
}
+ /* Set the window as a child of the Glk widget */
+ gtk_widget_set_parent(win->frame, GTK_WIDGET(glk_data->self));
+ gtk_widget_queue_resize(GTK_WIDGET(glk_data->self));
+
/* For text grid windows, wait until GTK draws the window (see note in glk_window_get_size() ), calculate the size and fill the buffer with blanks. */
if(wintype == wintype_TextGrid)
{
gdk_threads_leave();
glk_window_clear(win);
gdk_threads_enter();
-
- /* Apparently this only works after the window has been realized */
- gtk_text_view_set_overwrite( GTK_TEXT_VIEW(win->widget), TRUE );
}
gdk_threads_leave();
void
glk_window_close(winid_t win, stream_result_t *result)
{
- GNode* parent_node;
-
- g_return_if_fail(win != NULL);
-
- gdk_threads_enter();
+ VALID_WINDOW(win, return);
+ /* First close the window stream before trashing the window tree */
+ stream_close_common(win->window_stream, result);
+
switch(win->type)
{
case wintype_Blank:
- gtk_widget_destroy(win->widget);
+ gdk_threads_enter();
+ gtk_widget_unparent(win->widget);
+ gdk_threads_leave();
break;
case wintype_TextGrid:
case wintype_TextBuffer:
- gtk_widget_destroy(win->frame);
+ gdk_threads_enter();
+ gtk_widget_unparent(win->frame);
+ gdk_threads_leave();
/* TODO: Cancel all input requests */
break;
case wintype_Pair:
{
- GNode* left_child = g_node_first_child(win->window_node);
- GNode* right_child = g_node_last_child(win->window_node);
-
- glk_window_close((winid_t) left_child->data, result);
- glk_window_close((winid_t) right_child->data, result);
-
- gtk_widget_destroy(win->widget);
+ GNode *left = win->window_node->children;
+ GNode *right = win->window_node->children->next;
+ glk_window_close(left->data, NULL);
+ glk_window_close(right->data, NULL);
}
break;
default:
- g_warning("%s: unsupported window type", __func__);
- gdk_threads_leave();
+ ILLEGAL_PARAM("Unknown window type: %u", win->type);
return;
}
- stream_close_common(win->window_stream, result);
-
- /* Parent window changes from a split window into the sibling window */
- if( (parent_node = win->window_node->parent) != NULL )
+ /* Parent window changes from a split window into the sibling window */
+ GNode *pair_node = win->window_node->parent;
+ g_node_destroy(win->window_node);
+ /* If win was not the root window, or was not unhooked from the tree: */
+ if(pair_node != NULL)
{
- winid_t pair = (winid_t) parent_node->data;
- if(parent_node->parent == NULL)
+ gboolean new_child_on_left = ( pair_node == g_node_first_sibling(pair_node) );
+ GNode *sibling_node = pair_node->children; /* only one child left */
+ GNode *new_parent_node = pair_node->parent;
+ g_node_unlink(pair_node);
+ g_node_unlink(sibling_node);
+ /* pair_node and sibling_node should now be totally unconnected to the tree */
+
+ if(new_parent_node == NULL)
{
- if(parent_node->next)
- glk_data->root_window = parent_node->next;
- else if(parent_node->prev)
- glk_data->root_window = parent_node->prev;
- } else {
- if(parent_node->next)
- g_node_append(parent_node->parent, parent_node->next);
- else if(parent_node->prev)
- g_node_append(parent_node->parent, parent_node->prev);
+ glk_data->root_window = sibling_node;
+ }
+ else
+ {
+ if(new_child_on_left)
+ g_node_prepend(new_parent_node, sibling_node);
+ else
+ g_node_append(new_parent_node, sibling_node);
}
- g_node_unlink(parent_node);
+ winid_t pair = (winid_t) pair_node->data;
+ g_node_destroy(pair_node);
+
+ pair->magic = MAGIC_FREE;
g_free(pair);
}
- g_node_destroy(win->window_node);
+ win->magic = MAGIC_FREE;
g_free(win);
+ /* Schedule a redraw */
+ gdk_threads_enter();
+ gtk_widget_queue_resize( GTK_WIDGET(glk_data->self) );
gdk_threads_leave();
}
void
glk_window_clear(winid_t win)
{
- g_return_if_fail(win != NULL);
+ VALID_WINDOW(win, return);
g_return_if_fail(win->input_request_type != INPUT_REQUEST_LINE && win->input_request_type != INPUT_REQUEST_LINE_UNICODE);
switch(win->type)
break;
default:
- g_warning("glk_window_clear: unsupported window type");
+ ILLEGAL_PARAM("Unknown window type: %d", win->type);
}
}
void
glk_set_window(winid_t win)
{
+ VALID_WINDOW_OR_NULL(win, return);
glk_stream_set_current( glk_window_get_stream(win) );
}
*/
strid_t glk_window_get_stream(winid_t win)
{
- g_return_val_if_fail(win != NULL, NULL);
+ VALID_WINDOW(win, return NULL);
return win->window_stream;
}
void
glk_window_set_echo_stream(winid_t win, strid_t str)
{
- g_return_if_fail(win != NULL);
+ VALID_WINDOW(win, return);
+ VALID_STREAM_OR_NULL(str, return);
/* Test for an infinite loop */
strid_t next = str;
{
if(next == win->window_stream)
{
- g_warning("%s: Infinite loop detected", __func__);
+ ILLEGAL("Infinite loop detected");
win->echo_stream = NULL;
return;
}
strid_t
glk_window_get_echo_stream(winid_t win)
{
- g_return_val_if_fail(win != NULL, NULL);
+ VALID_WINDOW(win, return NULL);
return win->echo_stream;
}
void
glk_window_get_size(winid_t win, glui32 *widthptr, glui32 *heightptr)
{
- g_return_if_fail(win != NULL);
+ VALID_WINDOW(win, return);
switch(win->type)
{
case wintype_Blank:
+ case wintype_Pair:
if(widthptr != NULL)
*widthptr = 0;
if(heightptr != NULL)
break;
default:
- g_warning("glk_window_get_size: Unsupported window type");
+ ILLEGAL_PARAM("Unknown window type: %u", win->type);
}
}
void
glk_window_move_cursor(winid_t win, glui32 xpos, glui32 ypos)
{
- g_return_if_fail(win != NULL);
+ VALID_WINDOW(win, return);
g_return_if_fail(win->type == wintype_TextGrid);
/* Calculate actual position if cursor is moved past the right edge */
projects / rodin / chimara.git / blobdiff