diff options
Diffstat (limited to 'widgets/e-table/e-cell-text.c')
| -rw-r--r-- | widgets/e-table/e-cell-text.c | 481 |
1 files changed, 0 insertions, 481 deletions
diff --git a/widgets/e-table/e-cell-text.c b/widgets/e-table/e-cell-text.c deleted file mode 100644 index d9d8a568db..0000000000 --- a/widgets/e-table/e-cell-text.c +++ /dev/null @@ -1,481 +0,0 @@ -/* - * e-cell-text.c: Text cell renderer - * - * Author: - * Miguel de Icaza (miguel@kernel.org) - * - * (C) 1999 Helix Code, Inc - */ -#include <config.h> -#include <gtk/gtkenums.h> -#include <gtk/gtkentry.h> -#include <gtk/gtkwindow.h> -#include <gtk/gtksignal.h> -#include <gdk/gdkkeysyms.h> -#include <libgnomeui/gnome-canvas.h> -#include "e-cell-text.h" -#include "e-util.h" -#include "e-table-item.h" - -#define PARENT_TYPE e_cell_get_type() - -#define TEXT_PAD 2 - -typedef struct { - char *old_text; - GtkWidget *entry_top; - GtkEntry *entry; - - /* - * Where the editing is taking place - */ - int col, row; -} CellEdit; - -typedef struct { - ECellView cell_view; - GdkGC *gc; - GdkFont *font; - GnomeCanvas *canvas; - ETableItem *eti; - - /* - * During edition. - */ - CellEdit *edit; -} ECellTextView; - -static ECellClass *parent_class; - -static void -ect_queue_redraw (ECellTextView *text_view, int col, int row) -{ - e_table_item_redraw_range (text_view->eti, col, row, col, row); -} - -/* - * Accept the currently edited text - */ -static void -ect_accept_edits (ECellTextView *text_view) -{ - const char *text = gtk_entry_get_text (text_view->edit->entry); - CellEdit *edit = text_view->edit; - - e_table_model_set_value_at (text_view->eti->table_model, edit->col, edit->row, text); -} - -/* - * Shuts down the editing process - */ -static void -ect_stop_editing (ECellTextView *text_view) -{ - CellEdit *edit = text_view->edit; - - g_free (edit->old_text); - edit->old_text = NULL; - gtk_widget_destroy (edit->entry_top); - edit->entry_top = NULL; - edit->entry = NULL; - - g_free (edit); - - text_view->edit = NULL; - - e_table_item_leave_edit (text_view->eti); -} - -/* - * Cancels the edits - */ -static void -ect_cancel_edit (ECellTextView *text_view) -{ - ect_queue_redraw (text_view, text_view->edit->col, text_view->edit->row); - ect_stop_editing (text_view); -} - -/* - * ECell::realize method - */ -static ECellView * -ect_realize (ECell *ecell, void *view) -{ - ECellText *ect = E_CELL_TEXT (ecell); - ECellTextView *text_view = g_new0 (ECellTextView, 1); - ETableItem *eti = E_TABLE_ITEM (view); - GnomeCanvas *canvas = GNOME_CANVAS_ITEM (eti)->canvas; - - text_view->cell_view.ecell = ecell; - text_view->gc = gdk_gc_new (GTK_WIDGET (canvas)->window); - if (ect->font_name){ - GdkFont *f; - - f = gdk_fontset_load (ect->font_name); - text_view->font = f; - } - if (!text_view->font){ - text_view->font = GTK_WIDGET (canvas)->style->font; - - gdk_font_ref (text_view->font); - } - - text_view->eti = eti; - text_view->canvas = canvas; - - return (ECellView *)text_view; -} - -/* - * ECell::unrealize method - */ -static void -ect_unrealize (ECellView *ecv) -{ - ECellTextView *text_view = (ECellTextView *) ecv; - - gdk_gc_unref (text_view->gc); - text_view->gc = NULL; - - gdk_font_unref (text_view->font); - text_view->font = NULL; - - g_free (text_view); -} - -/* - * ECell::draw method - */ -static void -ect_draw (ECellView *ecell_view, GdkDrawable *drawable, - int col, int row, gboolean selected, - int x1, int y1, int x2, int y2) -{ - ECellText *ect = E_CELL_TEXT (ecell_view->ecell); - ECellTextView *text_view = (ECellTextView *) ecell_view; - GtkWidget *w = GTK_WIDGET (text_view->canvas); - GdkRectangle rect; - const char *str = e_table_model_value_at (ecell_view->ecell->table_model, col, row); - GdkFont *font = text_view->font; - const int height = font->ascent + font->descent; - int xoff; - gboolean edit_display = FALSE; - - /* - * Figure if this cell is being edited - */ - if (text_view->edit){ - CellEdit *edit = text_view->edit; - - if ((edit->col == col) && (edit->row == row)) - edit_display = TRUE; - } - - /* - * Be a nice citizen: clip to the region we are supposed to draw on - */ - rect.x = x1; - rect.y = y1; - rect.width = x2 - x1; - rect.height = y2 - y1; - gdk_gc_set_clip_rectangle (text_view->gc, &rect); - - if (edit_display){ - CellEdit *edit = text_view->edit; - const char *text = gtk_entry_get_text (edit->entry); - GdkWChar *p, *text_wc = g_new (GdkWChar, strlen (text) + 1); - int text_wc_len = gdk_mbstowcs (text_wc, text, strlen (text)); - const int cursor_pos = GTK_EDITABLE (edit->entry)->current_pos; - const int left_len = gdk_text_width_wc (text_view->font, text_wc, cursor_pos); - - text_wc [text_wc_len] = 0; - /* - * Paint - */ - gdk_gc_set_foreground (text_view->gc, &w->style->base [GTK_STATE_NORMAL]); - gdk_draw_rectangle (drawable, text_view->gc, TRUE, - rect.x, rect.y, rect.width, rect.height); - gdk_gc_set_foreground (text_view->gc, &w->style->text [GTK_STATE_NORMAL]); - - { - GdkGC *gc = text_view->gc; - const int y = y2 - font->descent - ((y2-y1-height)/2); - int px, i; - - /* - * Border - */ - x1 += 2; - x2--; - - px = x1; - - /* - * If the cursor is outside the visible range - * - * FIXME: we really want a better behaviour. - */ - if ((px + left_len) > x2) - px -= left_len - (x2-x1); - - for (i = 0, p = text_wc; *p; p++, i++){ - gdk_draw_text_wc ( - drawable, font, gc, px, y, p, 1); - - if (i == cursor_pos){ - gdk_draw_line ( - drawable, gc, - px, y - font->ascent, - px, y + font->descent - 1); - } - - px += gdk_text_width_wc (font, p, 1); - } - - if (i == cursor_pos){ - gdk_draw_line ( - drawable, gc, - px, y - font->ascent, - px, y + font->descent - 1); - } - } - g_free (text_wc); - } else { - /* - * Regular cell - */ - GdkColor *background, *foreground; - int width; - - /* - * Border - */ - x1++; - x2--; - - /* - * Compute draw mode - */ - switch (ect->justify){ - case GTK_JUSTIFY_LEFT: - xoff = 1; - break; - - case GTK_JUSTIFY_RIGHT: - width = 1 + gdk_text_width (font, str, strlen (str)); - xoff = (x2 - x1) - width; - break; - - case GTK_JUSTIFY_CENTER: - xoff = ((x2 - x1) - gdk_text_width (font, str, strlen (str))) / 2; - break; - default: - xoff = 0; - g_warning ("Can not handle GTK_JUSTIFY_FILL"); - break; - } - - - if (selected){ - background = &w->style->bg [GTK_STATE_SELECTED]; - foreground = &w->style->text [GTK_STATE_SELECTED]; - } else { - background = &w->style->base [GTK_STATE_NORMAL]; - foreground = &w->style->text [GTK_STATE_NORMAL]; - } - - gdk_gc_set_foreground (text_view->gc, background); - gdk_draw_rectangle (drawable, text_view->gc, TRUE, - rect.x, rect.y, rect.width, rect.height); - gdk_gc_set_foreground (text_view->gc, foreground); - - gdk_draw_string ( - drawable, font, text_view->gc, - x1 + xoff, - y2 - font->descent - ((y2-y1-height)/2), str); - } -} - -/* - * Selects the entire string - */ -static void -ect_edit_select_all (ECellTextView *text_view) -{ - g_assert (text_view->edit); - - gtk_editable_select_region (GTK_EDITABLE (text_view->edit->entry), 0, -1); -} - -/* - * ECell::event method - */ -static gint -ect_event (ECellView *ecell_view, GdkEvent *event, int col, int row) -{ - ECellTextView *text_view = (ECellTextView *) ecell_view; - - switch (event->type){ - case GDK_BUTTON_PRESS: - /* - * Adjust for the border we use - */ - event->button.x++; - - printf ("Button pressed at %g %g\n", event->button.x, event->button.y); - if (text_view->edit){ - printf ("FIXME: Should handle click here\n"); - } else - e_table_item_enter_edit (text_view->eti, col, row); - break; - - case GDK_BUTTON_RELEASE: - /* - * Adjust for the border we use - */ - event->button.x++; - printf ("Button released at %g %g\n", event->button.x, event->button.y); - return TRUE; - - case GDK_KEY_PRESS: - if (event->key.keyval == GDK_Escape){ - ect_cancel_edit (text_view); - return TRUE; - } - - if (!text_view->edit){ - e_table_item_enter_edit (text_view->eti, col, row); - ect_edit_select_all (text_view); - } - - gtk_widget_event (GTK_WIDGET (text_view->edit->entry), event); - ect_queue_redraw (text_view, col, row); - break; - - case GDK_KEY_RELEASE: - break; - - default: - return FALSE; - } - return TRUE; -} - -/* - * ECell::height method - */ -static int -ect_height (ECellView *ecell_view, int col, int row) -{ - ECellTextView *text_view = (ECellTextView *) ecell_view; - - return (text_view->font->ascent + text_view->font->descent) + TEXT_PAD; -} - -/* - * Callback: invoked when the user pressed "enter" on the GtkEntry - */ -static void -ect_entry_activate (GtkEntry *entry, ECellTextView *text_view) -{ - e_table_item_leave_edit (text_view->eti); -} - -/* - * ECellView::enter_edit method - */ -static void * -ect_enter_edit (ECellView *ecell_view, int col, int row) -{ - ECellTextView *text_view = (ECellTextView *) ecell_view; - const char *str = e_table_model_value_at (ecell_view->ecell->table_model, col, row); - CellEdit *edit; - - edit = g_new (CellEdit, 1); - text_view->edit = edit; - - edit->col = col; - edit->row = row; - - edit->entry = (GtkEntry *) gtk_entry_new (); - gtk_entry_set_text (edit->entry, str); - edit->old_text = g_strdup (str); - gtk_signal_connect (GTK_OBJECT (edit->entry), "activate", - GTK_SIGNAL_FUNC (ect_entry_activate), text_view); - - /* - * The hack: create this window off-screen - */ - edit->entry_top = gtk_window_new (GTK_WINDOW_POPUP); - gtk_container_add (GTK_CONTAINER (edit->entry_top), GTK_WIDGET (edit->entry)); - gtk_widget_set_uposition (edit->entry_top, 20000, 20000); - gtk_widget_show_all (edit->entry_top); - - ect_queue_redraw (text_view, col, row); - - return NULL; -} - -/* - * ECellView::leave_edit method - */ -static void -ect_leave_edit (ECellView *ecell_view, int col, int row, void *edit_context) -{ - ECellTextView *text_view = (ECellTextView *) ecell_view; - - if (text_view->edit){ - ect_accept_edits (text_view); - ect_stop_editing (text_view); - } else { - /* - * We did invoke this leave edit internally - */ - } -} - -/* - * GtkObject::destroy method - */ -static void -ect_destroy (GtkObject *object) -{ - ECellText *ect = E_CELL_TEXT (object); - - g_free (ect->font_name); - - GTK_OBJECT_CLASS (parent_class)->destroy (object); -} - -static void -e_cell_text_class_init (GtkObjectClass *object_class) -{ - ECellClass *ecc = (ECellClass *) object_class; - - object_class->destroy = ect_destroy; - - ecc->realize = ect_realize; - ecc->unrealize = ect_unrealize; - ecc->draw = ect_draw; - ecc->event = ect_event; - ecc->height = ect_height; - ecc->enter_edit = ect_enter_edit; - ecc->leave_edit = ect_leave_edit; - - parent_class = gtk_type_class (PARENT_TYPE); -} - -E_MAKE_TYPE(e_cell_text, "ECellText", ECellText, e_cell_text_class_init, NULL, PARENT_TYPE); - -ECell * -e_cell_text_new (ETableModel *etm, const char *fontname, GtkJustification justify) -{ - ECellText *ect = gtk_type_new (e_cell_text_get_type ()); - - ect->font_name = g_strdup (fontname); - ect->justify = justify; - E_CELL (ect)->table_model = etm; - - return (ECell *) ect; -} |