erGtkDialogJumpToPage.c File Reference

ereader gtk library - GtkDialog used to jump to a specific page More...

#include <stdlib.h>
#include <gtk/gtk.h>
#include "eri18n.h"
#include "ergtk_log.h"
#include "erGtkDialogJumpToPage.h"

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Defines
#define	UNUSED(x)   (void)(x)
Functions
static void	ergtk_jump_to_page_dialog_class_init (erGtkJumpToPageDialogClass *klass)
static void	on_number_clicked (GtkWidget *widget, gpointer data)
static void	on_backspace_clicked (GtkWidget *widget, gpointer data)
static void	on_enter_clicked (GtkWidget *widget, gpointer data)
static void	on_focus_out (GtkWidget *widget, gpointer data)
static void	ergtk_jump_to_page_dialog_init (erGtkJumpToPageDialog *dialog)
GtkWidget *	ergtk_jump_to_page_dialog_new ()

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Detailed Description

ereader gtk library - GtkDialog used to jump to a specific page

Definition in file erGtkDialogJumpToPage.c.

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Define Documentation

#define UNUSED

(

x

)

(void)(x)

Copyright (C) 2008 iRex Technologies B.V. All rights reserved.

Definition at line 35 of file erGtkDialogJumpToPage.c.

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Function Documentation

static void ergtk_jump_to_page_dialog_class_init

(

erGtkJumpToPageDialogClass *

klass

)

[static]

Definition at line 40 of file erGtkDialogJumpToPage.c.

References UNUSED.

{
    UNUSED(klass);
}

static void ergtk_jump_to_page_dialog_init

(

erGtkJumpToPageDialog *

dialog

)

[static]

Definition at line 112 of file erGtkDialogJumpToPage.c.

References _erGtkJumpToPageDialog::entry, ERGTK_IS_JUMP_TO_PAGE_DIALOG, LOGPRINTF, on_backspace_clicked(), on_enter_clicked(), on_focus_out(), and on_number_clicked().

{
    GtkWidget *button;
    GtkWidget *table;
    GtkWidget *vbox;
    gint i, row, col;
    gchar buf[4];

    LOGPRINTF("entry");

    g_return_if_fail(ERGTK_IS_JUMP_TO_PAGE_DIALOG(dialog));

    /* Create a new dialog */
    gtk_dialog_set_has_separator(GTK_DIALOG(dialog), FALSE);
    gtk_window_set_destroy_with_parent(GTK_WINDOW(dialog), TRUE);
    gtk_widget_hide (GTK_DIALOG(dialog)->action_area);

    /* Set the window title */
    gtk_window_set_title (GTK_WINDOW (dialog), "");

    /* Set the window properties */
    gtk_window_set_resizable(GTK_WINDOW(dialog), FALSE);
    gtk_window_set_modal(GTK_WINDOW(dialog), TRUE);

    /* Sets the border width of the window. */
    //gtk_container_set_border_width (GTK_CONTAINER (dialog), 5);

    /* Create a 4x3 table */
    table = gtk_table_new (4, 3, TRUE);
    gtk_table_set_row_spacings(GTK_TABLE(table), 2);
    gtk_table_set_col_spacings(GTK_TABLE(table), 2);

    /* Put the table in the main window */
    vbox = gtk_vbox_new(FALSE, 0);
    gtk_container_add(GTK_CONTAINER(GTK_DIALOG(dialog)->vbox), vbox);
    gtk_box_pack_start(GTK_BOX(vbox), table, FALSE, FALSE, 0);
    
    row = 0;
    
    /* Create and add the entry field into the table */
    dialog->entry = gtk_entry_new_with_max_length(6);
    g_object_set(G_OBJECT(dialog->entry), "im-context-inhibit", TRUE, NULL); // disable input method
    g_object_set(G_OBJECT(dialog->entry), "activates-default", TRUE, NULL );
    gtk_widget_set_size_request(dialog->entry, 50, -1);
    gtk_table_attach_defaults (GTK_TABLE (table), dialog->entry, 0, 1, row, row + 1);
    gtk_widget_show(dialog->entry);

    /* Create and add the 'Go to page' button */
    button = gtk_button_new_with_label(_("Go to Page"));
    g_signal_connect(G_OBJECT(button), "clicked", G_CALLBACK (on_enter_clicked), (gpointer) dialog);
    gtk_table_attach_defaults (GTK_TABLE (table), button, 1, 3, row, row + 1);
    gtk_widget_show(button);

    /* Make the 'Go to page' button the default action */
    GTK_WIDGET_SET_FLAGS(button, GTK_CAN_DEFAULT);
    gtk_window_set_default(GTK_WINDOW(dialog), button);

    /* Loop through all numbers */
    for (i = 0; i <= 9; i++)
    {
        g_snprintf(buf, sizeof(buf), " %d ", i);
        button = gtk_button_new_with_label(buf);
        g_signal_connect(G_OBJECT(button), "clicked", G_CALLBACK (on_number_clicked), (gpointer) dialog);

        if (i == 0)
        {
            /* Number 0 is in the last row, first column */
            row = 4;
            col = 0;
        }
        else
        {
            /* Determine row and column for numbers 1 through 9 */
            row = (i - 1) / 3;
            col = (i - 1) % 3;
            /* Offset one row: the input field and Goto button are above */
            row += 1;
        }

        /* Insert numbered button into the table */
        gtk_table_attach_defaults (GTK_TABLE (table), button, col, col + 1, row, row + 1);
        gtk_widget_show (button);
        dialog->numeric_btns[i] = button;
    }
    
    row = 4;

    /* Add a backspace button to remove a char */
    button = gtk_button_new_with_label(_("Backspace"));
    g_signal_connect(G_OBJECT(button), "clicked", G_CALLBACK (on_backspace_clicked), (gpointer) dialog);
    gtk_table_attach_defaults (GTK_TABLE (table), button, 1, 3, row, row + 1);
    gtk_widget_show (button);

    gtk_widget_show (table);
    gtk_widget_show (vbox);
    
    g_signal_connect(G_OBJECT(dialog), "focus-out-event", G_CALLBACK (on_focus_out), NULL);
}

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GtkWidget* ergtk_jump_to_page_dialog_new

(

)

Definition at line 211 of file erGtkDialogJumpToPage.c.

References ERGTK_TYPE_JUMP_TO_PAGE_DIALOG, and LOGPRINTF.

Referenced by notepad::CNotepadWindow::goto_page(), pagebar_hit_test_details(), and pagebar_hit_test_on_cpi_overview().

{
    erGtkJumpToPageDialog* dialog;

    LOGPRINTF("entry");

    dialog = g_object_new (ERGTK_TYPE_JUMP_TO_PAGE_DIALOG, NULL);

    return GTK_WIDGET (dialog);
}

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static void on_backspace_clicked	(	GtkWidget *	widget,
		gpointer	data
	)			[static]

Definition at line 70 of file erGtkDialogJumpToPage.c.

References _erGtkJumpToPageDialog::entry, ERGTK_IS_JUMP_TO_PAGE_DIALOG, ERGTK_JUMP_TO_PAGE_DIALOG, and UNUSED.

Referenced by ergtk_jump_to_page_dialog_init().

{
    UNUSED(widget);
    
    g_return_if_fail(ERGTK_IS_JUMP_TO_PAGE_DIALOG(data));
    erGtkJumpToPageDialog* dialog = ERGTK_JUMP_TO_PAGE_DIALOG(data);

    gint pos = gtk_editable_get_position(GTK_EDITABLE(dialog->entry));
    gtk_editable_delete_text(GTK_EDITABLE(dialog->entry), pos - 1, pos);
}

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static void on_enter_clicked	(	GtkWidget *	widget,
		gpointer	data
	)			[static]

Definition at line 81 of file erGtkDialogJumpToPage.c.

References _erGtkJumpToPageDialog::entry, ERGTK_IS_JUMP_TO_PAGE_DIALOG, ERGTK_JUMP_TO_PAGE_DIALOG, LOGPRINTF, and UNUSED.

Referenced by ergtk_jump_to_page_dialog_init().

{
    UNUSED(widget);
    LOGPRINTF("entry");
    
    g_return_if_fail(ERGTK_IS_JUMP_TO_PAGE_DIALOG(data));
    erGtkJumpToPageDialog* dialog = ERGTK_JUMP_TO_PAGE_DIALOG(data);

    gint page = atoi(gtk_entry_get_text(GTK_ENTRY(dialog->entry)));
    if (page > 0)
    {
        /* Return the page number in the entry field */
        gtk_dialog_response(GTK_DIALOG(dialog), page);
    }
    else
    {
        /* Return CANCEL if no page in entry field */
        gtk_dialog_response(GTK_DIALOG(dialog), GTK_RESPONSE_CANCEL);
    }
}

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static void on_focus_out	(	GtkWidget *	widget,
		gpointer	data
	)			[static]

Definition at line 102 of file erGtkDialogJumpToPage.c.

References LOGPRINTF, and UNUSED.

Referenced by ergtk_jump_to_page_dialog_init().

{
    UNUSED(data);
    LOGPRINTF("entry");

    /* Return CANCEL when dialog looses focus */
    gtk_dialog_response(GTK_DIALOG(widget), GTK_RESPONSE_CANCEL);
}

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static void on_number_clicked	(	GtkWidget *	widget,
		gpointer	data
	)			[static]

Definition at line 45 of file erGtkDialogJumpToPage.c.

References _erGtkJumpToPageDialog::entry, ERGTK_IS_JUMP_TO_PAGE_DIALOG, ERGTK_JUMP_TO_PAGE_DIALOG, _erGtkJumpToPageDialog::numeric_btns, and TOTAL_NUMERIC_BUTTONS.

Referenced by ergtk_jump_to_page_dialog_init().

{
    gchar buf[3];
    gint len, pos;
    gint i = 0;

    g_return_if_fail(ERGTK_IS_JUMP_TO_PAGE_DIALOG(data));
    erGtkJumpToPageDialog* dialog = ERGTK_JUMP_TO_PAGE_DIALOG(data);

    for (i = 0; i < TOTAL_NUMERIC_BUTTONS; i++)
    {
        if (dialog->numeric_btns[i] == widget)
        {
            break;
        }
    }

    g_assert(i != TOTAL_NUMERIC_BUTTONS);

    len = g_snprintf(buf, sizeof(buf), "%d", i);
    pos = gtk_editable_get_position(GTK_EDITABLE(dialog->entry));
    gtk_editable_insert_text(GTK_EDITABLE(dialog->entry), buf, len, &pos);
    gtk_editable_set_position(GTK_EDITABLE(dialog->entry), pos);
}

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