inspector: stop being a module
Moving the inspector into libgtk lets use reuse internals without having to add public API for everything or inventing awkward private call conventions. https://bugzilla.gnome.org/show_bug.cgi?id=730095
This commit is contained in:
Matthias Clasen
409
gtk/inspector/python-shell.c
Normal file
409
gtk/inspector/python-shell.c
Normal file
@ -0,0 +1,409 @@
|
||||
/*
|
||||
* Copyright (c) 2008-2009 Christian Hammond
|
||||
* Copyright (c) 2008-2009 David Trowbridge
|
||||
*
|
||||
* 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 <gdk/gdkkeysyms.h>
|
||||
#include <string.h>
|
||||
|
||||
#include "python-hooks.h"
|
||||
#include "python-shell.h"
|
||||
|
||||
#define MAX_HISTORY_LENGTH 20
|
||||
|
||||
struct _GtkInspectorPythonShellPrivate
|
||||
{
|
||||
GtkWidget *textview;
|
||||
|
||||
GtkTextMark *scroll_mark;
|
||||
GtkTextMark *line_start_mark;
|
||||
|
||||
GQueue *history;
|
||||
GList *cur_history_item;
|
||||
|
||||
GString *pending_command;
|
||||
gboolean in_block;
|
||||
};
|
||||
|
||||
G_DEFINE_TYPE_WITH_PRIVATE (GtkInspectorPythonShell, gtk_inspector_python_shell, GTK_TYPE_BOX);
|
||||
|
||||
/* Widget functions */
|
||||
static void gtk_inspector_python_shell_finalize (GObject *obj);
|
||||
|
||||
/* Python integration */
|
||||
static void gtk_inspector_python_shell_write_prompt(GtkWidget *python_shell);
|
||||
static char *gtk_inspector_python_shell_get_input(GtkWidget *python_shell);
|
||||
|
||||
/* Callbacks */
|
||||
static gboolean gtk_inspector_python_shell_key_press_cb(GtkWidget *textview,
|
||||
GdkEventKey *event,
|
||||
GtkWidget *python_shell);
|
||||
static void
|
||||
gtk_inspector_python_shell_class_init(GtkInspectorPythonShellClass *klass)
|
||||
{
|
||||
GObjectClass *object_class = G_OBJECT_CLASS(klass);
|
||||
|
||||
object_class->finalize = gtk_inspector_python_shell_finalize;
|
||||
}
|
||||
|
||||
static void
|
||||
gtk_inspector_python_shell_init (GtkInspectorPythonShell *python_shell)
|
||||
{
|
||||
GtkWidget *swin;
|
||||
GtkTextBuffer *buffer;
|
||||
GtkTextIter iter;
|
||||
PangoFontDescription *font_desc;
|
||||
|
||||
python_shell->priv = gtk_inspector_python_shell_get_instance_private (python_shell);
|
||||
|
||||
python_shell->priv->history = g_queue_new();
|
||||
|
||||
gtk_box_set_spacing(GTK_BOX(python_shell), 6);
|
||||
|
||||
swin = gtk_scrolled_window_new(NULL, NULL);
|
||||
gtk_widget_show(swin);
|
||||
gtk_box_pack_start(GTK_BOX(python_shell), swin, TRUE, TRUE, 0);
|
||||
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(swin),
|
||||
GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);
|
||||
gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(swin),
|
||||
GTK_SHADOW_IN);
|
||||
|
||||
python_shell->priv->textview = gtk_text_view_new();
|
||||
gtk_widget_show(python_shell->priv->textview);
|
||||
gtk_container_add(GTK_CONTAINER(swin), python_shell->priv->textview);
|
||||
gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(python_shell->priv->textview), TRUE);
|
||||
gtk_text_view_set_pixels_above_lines(GTK_TEXT_VIEW(python_shell->priv->textview), 3);
|
||||
gtk_text_view_set_left_margin(GTK_TEXT_VIEW(python_shell->priv->textview), 3);
|
||||
gtk_text_view_set_right_margin(GTK_TEXT_VIEW(python_shell->priv->textview), 3);
|
||||
|
||||
g_signal_connect(python_shell->priv->textview, "key_press_event",
|
||||
G_CALLBACK(gtk_inspector_python_shell_key_press_cb),
|
||||
python_shell);
|
||||
|
||||
/* Make the textview monospaced */
|
||||
font_desc = pango_font_description_from_string("monospace");
|
||||
pango_font_description_set_size(font_desc, 8 * PANGO_SCALE);
|
||||
gtk_widget_override_font(python_shell->priv->textview, font_desc);
|
||||
pango_font_description_free(font_desc);
|
||||
|
||||
/* Create the end-of-buffer mark */
|
||||
buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(python_shell->priv->textview));
|
||||
gtk_text_buffer_get_end_iter(buffer, &iter);
|
||||
python_shell->priv->scroll_mark = gtk_text_buffer_create_mark(buffer, "scroll_mark",
|
||||
&iter, FALSE);
|
||||
|
||||
/* Create the beginning-of-line mark */
|
||||
python_shell->priv->line_start_mark = gtk_text_buffer_create_mark(buffer,
|
||||
"line_start_mark",
|
||||
&iter, TRUE);
|
||||
|
||||
/* Register some tags */
|
||||
gtk_text_buffer_create_tag(buffer, "stdout", NULL);
|
||||
gtk_text_buffer_create_tag(buffer, "stderr",
|
||||
"foreground", "red",
|
||||
"paragraph-background", "#FFFFE0",
|
||||
NULL);
|
||||
gtk_text_buffer_create_tag(buffer, "prompt",
|
||||
"foreground", "blue",
|
||||
NULL);
|
||||
|
||||
gtk_inspector_python_shell_write_prompt(GTK_WIDGET(python_shell));
|
||||
}
|
||||
|
||||
static void
|
||||
gtk_inspector_python_shell_finalize(GObject *python_shell)
|
||||
{
|
||||
GtkInspectorPythonShellPrivate *priv = GTK_INSPECTOR_PYTHON_SHELL(python_shell)->priv;
|
||||
|
||||
g_queue_free(priv->history);
|
||||
}
|
||||
|
||||
static void
|
||||
gtk_inspector_python_shell_log_stdout(const char *text, gpointer python_shell)
|
||||
{
|
||||
gtk_inspector_python_shell_append_text(GTK_INSPECTOR_PYTHON_SHELL(python_shell),
|
||||
text, "stdout");
|
||||
}
|
||||
|
||||
static void
|
||||
gtk_inspector_python_shell_log_stderr(const char *text, gpointer python_shell)
|
||||
{
|
||||
gtk_inspector_python_shell_append_text(GTK_INSPECTOR_PYTHON_SHELL(python_shell),
|
||||
text, "stderr");
|
||||
}
|
||||
|
||||
static void
|
||||
gtk_inspector_python_shell_write_prompt(GtkWidget *python_shell)
|
||||
{
|
||||
GtkInspectorPythonShellPrivate *priv = GTK_INSPECTOR_PYTHON_SHELL(python_shell)->priv;
|
||||
GtkTextBuffer *buffer =
|
||||
gtk_text_view_get_buffer(GTK_TEXT_VIEW(priv->textview));
|
||||
GtkTextIter iter;
|
||||
const char *prompt = (priv->pending_command == NULL ? ">>> " : "... ");
|
||||
|
||||
gtk_inspector_python_shell_append_text(GTK_INSPECTOR_PYTHON_SHELL(python_shell),
|
||||
prompt, "prompt");
|
||||
|
||||
gtk_text_buffer_get_end_iter(buffer, &iter);
|
||||
gtk_text_buffer_move_mark(buffer, priv->line_start_mark, &iter);
|
||||
}
|
||||
|
||||
static void
|
||||
gtk_inspector_python_shell_process_line(GtkWidget *python_shell)
|
||||
{
|
||||
GtkInspectorPythonShellPrivate *priv = GTK_INSPECTOR_PYTHON_SHELL(python_shell)->priv;
|
||||
char *command = gtk_inspector_python_shell_get_input(python_shell);
|
||||
char last_char;
|
||||
|
||||
gtk_inspector_python_shell_append_text(GTK_INSPECTOR_PYTHON_SHELL(python_shell),
|
||||
"\n", NULL);
|
||||
|
||||
if (*command != '\0')
|
||||
{
|
||||
/* Save this command in the history. */
|
||||
g_queue_push_head(priv->history, command);
|
||||
priv->cur_history_item = NULL;
|
||||
|
||||
if (g_queue_get_length(priv->history) > MAX_HISTORY_LENGTH)
|
||||
g_free(g_queue_pop_tail(priv->history));
|
||||
}
|
||||
|
||||
last_char = command[MAX(0, strlen(command) - 1)];
|
||||
|
||||
if (last_char == ':' || last_char == '\\' ||
|
||||
(priv->in_block && g_ascii_isspace(command[0])))
|
||||
{
|
||||
printf("in block.. %c, %d, %d\n",
|
||||
last_char, priv->in_block,
|
||||
g_ascii_isspace(command[0]));
|
||||
/* This is a multi-line expression */
|
||||
if (priv->pending_command == NULL)
|
||||
priv->pending_command = g_string_new(command);
|
||||
else
|
||||
g_string_append(priv->pending_command, command);
|
||||
|
||||
g_string_append_c(priv->pending_command, '\n');
|
||||
|
||||
if (last_char == ':')
|
||||
priv->in_block = TRUE;
|
||||
}
|
||||
else
|
||||
{
|
||||
if (priv->pending_command != NULL)
|
||||
{
|
||||
g_string_append(priv->pending_command, command);
|
||||
g_string_append_c(priv->pending_command, '\n');
|
||||
|
||||
/* We're not actually leaking this. It's in the history. */
|
||||
command = g_string_free(priv->pending_command, FALSE);
|
||||
}
|
||||
|
||||
gtk_inspector_python_run(command,
|
||||
gtk_inspector_python_shell_log_stdout,
|
||||
gtk_inspector_python_shell_log_stderr,
|
||||
python_shell);
|
||||
|
||||
if (priv->pending_command != NULL)
|
||||
{
|
||||
/* Now do the cleanup. */
|
||||
g_free(command);
|
||||
priv->pending_command = NULL;
|
||||
priv->in_block = FALSE;
|
||||
}
|
||||
}
|
||||
|
||||
gtk_inspector_python_shell_write_prompt(python_shell);
|
||||
}
|
||||
|
||||
static void
|
||||
gtk_inspector_python_shell_replace_input(GtkWidget *python_shell,
|
||||
const char *text)
|
||||
{
|
||||
GtkInspectorPythonShellPrivate *priv = GTK_INSPECTOR_PYTHON_SHELL(python_shell)->priv;
|
||||
GtkTextBuffer *buffer =
|
||||
gtk_text_view_get_buffer(GTK_TEXT_VIEW(priv->textview));
|
||||
GtkTextIter start_iter;
|
||||
GtkTextIter end_iter;
|
||||
|
||||
gtk_text_buffer_get_iter_at_mark(buffer, &start_iter,
|
||||
priv->line_start_mark);
|
||||
gtk_text_buffer_get_end_iter(buffer, &end_iter);
|
||||
|
||||
gtk_text_buffer_delete(buffer, &start_iter, &end_iter);
|
||||
gtk_text_buffer_insert(buffer, &end_iter, text, -1);
|
||||
}
|
||||
|
||||
static char *
|
||||
gtk_inspector_python_shell_get_input(GtkWidget *python_shell)
|
||||
{
|
||||
GtkInspectorPythonShellPrivate *priv = GTK_INSPECTOR_PYTHON_SHELL(python_shell)->priv;
|
||||
GtkTextBuffer *buffer =
|
||||
gtk_text_view_get_buffer(GTK_TEXT_VIEW(priv->textview));
|
||||
GtkTextIter start_iter;
|
||||
GtkTextIter end_iter;
|
||||
|
||||
gtk_text_buffer_get_iter_at_mark(buffer, &start_iter,
|
||||
priv->line_start_mark);
|
||||
gtk_text_buffer_get_end_iter(buffer, &end_iter);
|
||||
|
||||
return gtk_text_buffer_get_text(buffer, &start_iter, &end_iter, FALSE);
|
||||
}
|
||||
|
||||
static const char *
|
||||
gtk_inspector_python_shell_get_history_back(GtkWidget *python_shell)
|
||||
{
|
||||
GtkInspectorPythonShellPrivate *priv = GTK_INSPECTOR_PYTHON_SHELL(python_shell)->priv;
|
||||
|
||||
if (priv->cur_history_item == NULL)
|
||||
{
|
||||
priv->cur_history_item = g_queue_peek_head_link(priv->history);
|
||||
|
||||
if (priv->cur_history_item == NULL)
|
||||
return "";
|
||||
}
|
||||
else if (priv->cur_history_item->next != NULL)
|
||||
priv->cur_history_item = priv->cur_history_item->next;
|
||||
|
||||
return (const char *)priv->cur_history_item->data;
|
||||
}
|
||||
|
||||
static const char *
|
||||
gtk_inspector_python_shell_get_history_forward(GtkWidget *python_shell)
|
||||
{
|
||||
GtkInspectorPythonShellPrivate *priv = GTK_INSPECTOR_PYTHON_SHELL(python_shell)->priv;
|
||||
|
||||
if (priv->cur_history_item == NULL || priv->cur_history_item->prev == NULL)
|
||||
{
|
||||
priv->cur_history_item = NULL;
|
||||
return "";
|
||||
}
|
||||
|
||||
priv->cur_history_item = priv->cur_history_item->prev;
|
||||
|
||||
return (const char *)priv->cur_history_item->data;
|
||||
}
|
||||
|
||||
static gboolean
|
||||
gtk_inspector_python_shell_key_press_cb(GtkWidget *textview,
|
||||
GdkEventKey *event,
|
||||
GtkWidget *python_shell)
|
||||
{
|
||||
if (event->keyval == GDK_KEY_Return)
|
||||
{
|
||||
gtk_inspector_python_shell_process_line(python_shell);
|
||||
return TRUE;
|
||||
}
|
||||
else if (event->keyval == GDK_KEY_Up)
|
||||
{
|
||||
gtk_inspector_python_shell_replace_input(python_shell,
|
||||
gtk_inspector_python_shell_get_history_back(python_shell));
|
||||
return TRUE;
|
||||
}
|
||||
else if (event->keyval == GDK_KEY_Down)
|
||||
{
|
||||
gtk_inspector_python_shell_replace_input(python_shell,
|
||||
gtk_inspector_python_shell_get_history_forward(python_shell));
|
||||
return TRUE;
|
||||
}
|
||||
else if (event->string != NULL)
|
||||
{
|
||||
GtkInspectorPythonShellPrivate *priv = GTK_INSPECTOR_PYTHON_SHELL(python_shell)->priv;
|
||||
GtkTextBuffer *buffer =
|
||||
gtk_text_view_get_buffer(GTK_TEXT_VIEW(priv->textview));
|
||||
GtkTextMark *insert_mark = gtk_text_buffer_get_insert(buffer);
|
||||
GtkTextMark *selection_mark =
|
||||
gtk_text_buffer_get_selection_bound(buffer);
|
||||
GtkTextIter insert_iter;
|
||||
GtkTextIter selection_iter;
|
||||
GtkTextIter start_iter;
|
||||
gint cmp_start_insert;
|
||||
gint cmp_start_select;
|
||||
gint cmp_insert_select;
|
||||
|
||||
gtk_text_buffer_get_iter_at_mark(buffer, &start_iter,
|
||||
priv->line_start_mark);
|
||||
gtk_text_buffer_get_iter_at_mark(buffer, &insert_iter, insert_mark);
|
||||
gtk_text_buffer_get_iter_at_mark(buffer, &selection_iter,
|
||||
selection_mark);
|
||||
|
||||
cmp_start_insert = gtk_text_iter_compare(&start_iter, &insert_iter);
|
||||
cmp_start_select = gtk_text_iter_compare(&start_iter, &selection_iter);
|
||||
cmp_insert_select = gtk_text_iter_compare(&insert_iter,
|
||||
&selection_iter);
|
||||
|
||||
if (cmp_start_insert == 0 && cmp_start_select == 0 &&
|
||||
(event->keyval == GDK_KEY_BackSpace ||
|
||||
event->keyval == GDK_KEY_Left))
|
||||
{
|
||||
return TRUE;
|
||||
}
|
||||
if (cmp_start_insert <= 0 && cmp_start_select <= 0)
|
||||
{
|
||||
return FALSE;
|
||||
}
|
||||
else if (cmp_start_insert > 0 && cmp_start_select > 0)
|
||||
{
|
||||
gtk_text_buffer_place_cursor(buffer, &start_iter);
|
||||
}
|
||||
else if (cmp_insert_select < 0)
|
||||
{
|
||||
gtk_text_buffer_move_mark(buffer, insert_mark, &start_iter);
|
||||
}
|
||||
else if (cmp_insert_select > 0)
|
||||
{
|
||||
gtk_text_buffer_move_mark(buffer, selection_mark, &start_iter);
|
||||
}
|
||||
}
|
||||
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
GtkWidget *
|
||||
gtk_inspector_python_shell_new(void)
|
||||
{
|
||||
return g_object_new(GTK_TYPE_INSPECTOR_PYTHON_SHELL, NULL);
|
||||
}
|
||||
|
||||
void
|
||||
gtk_inspector_python_shell_append_text(GtkInspectorPythonShell *python_shell,
|
||||
const char *str,
|
||||
const char *tag)
|
||||
{
|
||||
GtkInspectorPythonShellPrivate *priv = python_shell->priv;
|
||||
|
||||
GtkTextIter end;
|
||||
GtkTextBuffer *buffer =
|
||||
gtk_text_view_get_buffer(GTK_TEXT_VIEW(priv->textview));
|
||||
GtkTextMark *mark = gtk_text_buffer_get_insert(buffer);
|
||||
|
||||
gtk_text_buffer_get_end_iter(buffer, &end);
|
||||
gtk_text_buffer_move_mark(buffer, mark, &end);
|
||||
gtk_text_buffer_insert_with_tags_by_name(buffer, &end, str, -1, tag, NULL);
|
||||
gtk_text_view_scroll_to_mark(GTK_TEXT_VIEW(priv->textview), mark,
|
||||
0, TRUE, 0, 1);
|
||||
}
|
||||
|
||||
void
|
||||
gtk_inspector_python_shell_focus(GtkInspectorPythonShell *python_shell)
|
||||
{
|
||||
gtk_widget_grab_focus (python_shell->priv->textview);
|
||||
}
|
||||
|
||||
// vim: set et ts=4:
|
||||
Reference in New Issue
Block a user