From cd0704da5cf1f2dfebdb235b32105f15d57ca012 Mon Sep 17 00:00:00 2001 From: Christopher James Lahey Date: Sun, 7 May 2000 01:07:10 +0000 Subject: Made a NULL callback just mean to not call back. 2000-05-07 Christopher James Lahey * backend/ebook/e-book.c: Made a NULL callback just mean to not call back. * backend/ebook/e-card-simple.c, backend/ebook/e-card-simple.h: Reordered fields. Added a get_const function to get a constant string that persists until the simple is destroyed. * gui/component/Makefile.am: Added e-addressbook-model.c and e-addressbook-model.h and all of the libraries and includes that they are dependent on. * gui/component/addressbook-factory.c: Initialize e cursors. * gui/component/addressbook.c: Added inactive code to display an ETable view of the addressbook. * gui/component/e-addressbook-model.c, gui/component/e-addressbook-model.h: New files to implement an ETable model with a EBook back end. svn path=/trunk/; revision=2845 --- addressbook/gui/component/e-addressbook-model.c | 351 ++++++++++++++++++++++++ 1 file changed, 351 insertions(+) create mode 100644 addressbook/gui/component/e-addressbook-model.c (limited to 'addressbook/gui/component/e-addressbook-model.c') diff --git a/addressbook/gui/component/e-addressbook-model.c b/addressbook/gui/component/e-addressbook-model.c new file mode 100644 index 0000000000..10b74dd7da --- /dev/null +++ b/addressbook/gui/component/e-addressbook-model.c @@ -0,0 +1,351 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ +/* + * + * Author: + * Christopher James Lahey + * + * (C) 1999 Helix Code, Inc. + */ + +#include +#include "e-addressbook-model.h" +#include +#include +#include +#include + +#define PARENT_TYPE e_table_model_get_type() +/* + * EAddressbookModel callbacks + * These are the callbacks that define the behavior of our custom model. + */ +static void e_addressbook_model_set_arg (GtkObject *o, GtkArg *arg, guint arg_id); +static void e_addressbook_model_get_arg (GtkObject *object, GtkArg *arg, guint arg_id); + + +enum { + ARG_0, + ARG_BOOK, + ARG_QUERY, +}; + +static void +addressbook_destroy(GtkObject *object) +{ + EAddressbookModel *model = E_ADDRESSBOOK_MODEL(object); + int i; + + if (model->get_view_idle) + g_source_remove(model->get_view_idle); + if (model->book) + gtk_object_unref(GTK_OBJECT(model->book)); + if (model->book_view && model->create_card_id) + gtk_signal_disconnect(GTK_OBJECT (model->book_view), + model->create_card_id); + if (model->book_view && model->remove_card_id) + gtk_signal_disconnect(GTK_OBJECT (model->book_view), + model->remove_card_id); + if (model->book_view && model->modify_card_id) + gtk_signal_disconnect(GTK_OBJECT (model->book_view), + model->modify_card_id); + if (model->book_view) + gtk_object_unref(GTK_OBJECT(model->book_view)); + + for ( i = 0; i < model->data_count; i++ ) { + gtk_object_unref(GTK_OBJECT(model->data[i])); + } + g_free(model->data); +} + +/* This function returns the number of columns in our ETableModel. */ +static int +addressbook_col_count (ETableModel *etc) +{ + return E_CARD_SIMPLE_FIELD_LAST; +} + +/* This function returns the number of rows in our ETableModel. */ +static int +addressbook_row_count (ETableModel *etc) +{ + EAddressbookModel *addressbook = E_ADDRESSBOOK_MODEL(etc); + return addressbook->data_count; +} + +/* This function returns the value at a particular point in our ETableModel. */ +static void * +addressbook_value_at (ETableModel *etc, int col, int row) +{ + EAddressbookModel *addressbook = E_ADDRESSBOOK_MODEL(etc); + const char *value; + if ( col >= E_CARD_SIMPLE_FIELD_LAST - 1|| row >= addressbook->data_count ) + return NULL; + value = e_card_simple_get_const(addressbook->data[row], + col + 1); + return (void *)(value ? value : ""); +} + +/* This function sets the value at a particular point in our ETableModel. */ +static void +addressbook_set_value_at (ETableModel *etc, int col, int row, const void *val) +{ + EAddressbookModel *addressbook = E_ADDRESSBOOK_MODEL(etc); + ECard *card; + if ( col >= E_CARD_SIMPLE_FIELD_LAST - 1|| row >= addressbook->data_count ) + return; + e_card_simple_set(addressbook->data[row], + col + 1, + val); + gtk_object_get(GTK_OBJECT(addressbook->data[row]), + "card", &card, + NULL); + e_book_commit_card(addressbook->book, card, NULL, NULL); + if ( !etc->frozen ) + e_table_model_cell_changed(etc, col, row); +} + +/* This function returns whether a particular cell is editable. */ +static gboolean +addressbook_is_cell_editable (ETableModel *etc, int col, int row) +{ + return TRUE; +} + +/* This function duplicates the value passed to it. */ +static void * +addressbook_duplicate_value (ETableModel *etc, int col, const void *value) +{ + return g_strdup(value); +} + +/* This function frees the value passed to it. */ +static void +addressbook_free_value (ETableModel *etc, int col, void *value) +{ + g_free(value); +} + +/* This function is for when the model is unfrozen. This can mostly + be ignored for simple models. */ +static void +addressbook_thaw (ETableModel *etc) +{ + e_table_model_changed(etc); +} + +static void +create_card(EBookView *book_view, + const GList *cards, + EAddressbookModel *model) +{ + model->data = g_realloc(model->data, (model->data_count + g_list_length((GList *)cards)) * sizeof(ECard *)); + for ( ; cards; cards = cards->next) { + gtk_object_ref(GTK_OBJECT(cards->data)); + model->data[model->data_count++] = e_card_simple_new (E_CARD(cards->data)); + } + e_table_model_changed(E_TABLE_MODEL(model)); +} + +static void +remove_card(EBookView *book_view, + const char *id, + EAddressbookModel *model) +{ + int i; + for ( i = 0; i < model->data_count; i++) { + if ( !strcmp(e_card_simple_get_id(model->data[i]), id) ) { + gtk_object_unref(GTK_OBJECT(model->data[i])); + memmove(model->data + i, model->data + i + 1, (model->data_count - i - 1) * sizeof (ECard *)); + } + } + e_table_model_changed(E_TABLE_MODEL(model)); +} + +static void +modify_card(EBookView *book_view, + const GList *cards, + EAddressbookModel *model) +{ + for ( ; cards; cards = cards->next) { + int i; + for ( i = 0; i < model->data_count; i++) { + if ( !strcmp(e_card_simple_get_id(model->data[i]), e_card_get_id(E_CARD(cards->data))) ) { + gtk_object_unref(GTK_OBJECT(model->data[i])); + model->data[i] = e_card_simple_new(E_CARD(cards->data)); + gtk_object_ref(GTK_OBJECT(model->data[i])); + e_table_model_row_changed(E_TABLE_MODEL(model), i); + break; + } + } + } +} + +static void +e_addressbook_model_class_init (GtkObjectClass *object_class) +{ + ETableModelClass *model_class = (ETableModelClass *) object_class; + + gtk_object_add_arg_type ("EAddressbookModel::book", GTK_TYPE_OBJECT, + GTK_ARG_READWRITE, ARG_BOOK); + gtk_object_add_arg_type ("EAddressbookModel::query", GTK_TYPE_STRING, + GTK_ARG_READWRITE, ARG_QUERY); + + object_class->destroy = addressbook_destroy; + object_class->set_arg = e_addressbook_model_set_arg; + object_class->get_arg = e_addressbook_model_get_arg; + + model_class->column_count = addressbook_col_count; + model_class->row_count = addressbook_row_count; + model_class->value_at = addressbook_value_at; + model_class->set_value_at = addressbook_set_value_at; + model_class->is_cell_editable = addressbook_is_cell_editable; + model_class->duplicate_value = addressbook_duplicate_value; + model_class->free_value = addressbook_free_value; + model_class->thaw = addressbook_thaw; +} + +static void +e_addressbook_model_init (GtkObject *object) +{ + EAddressbookModel *model = E_ADDRESSBOOK_MODEL(object); + model->book = NULL; + model->query = g_strdup("(contains \"full_name\" \"\")"); + model->book_view = NULL; + model->get_view_idle = 0; + model->create_card_id = 0; + model->remove_card_id = 0; + model->modify_card_id = 0; + model->data = NULL; + model->data_count = 0; +} + +static void +book_view_loaded (EBook *book, EBookStatus status, EBookView *book_view, gpointer closure) +{ + EAddressbookModel *model = closure; + int i; + if (model->book_view && model->create_card_id) + gtk_signal_disconnect(GTK_OBJECT (model->book_view), + model->create_card_id); + if (model->book_view && model->remove_card_id) + gtk_signal_disconnect(GTK_OBJECT (model->book_view), + model->remove_card_id); + if (model->book_view && model->modify_card_id) + gtk_signal_disconnect(GTK_OBJECT (model->book_view), + model->modify_card_id); + if (model->book_view) + gtk_object_unref(GTK_OBJECT(model->book_view)); + model->book_view = book_view; + if (model->book_view) + gtk_object_ref(GTK_OBJECT(model->book_view)); + model->create_card_id = gtk_signal_connect(GTK_OBJECT(model->book_view), + "card_added", + GTK_SIGNAL_FUNC(create_card), + model); + model->remove_card_id = gtk_signal_connect(GTK_OBJECT(model->book_view), + "card_removed", + GTK_SIGNAL_FUNC(remove_card), + model); + model->modify_card_id = gtk_signal_connect(GTK_OBJECT(model->book_view), + "card_changed", + GTK_SIGNAL_FUNC(modify_card), + model); + + for ( i = 0; i < model->data_count; i++ ) { + gtk_object_unref(GTK_OBJECT(model->data[i])); + } + g_free(model->data); + model->data = NULL; + model->data_count = 0; + e_table_model_changed(E_TABLE_MODEL(model)); +} + +static gboolean +get_view(EAddressbookModel *model) +{ + e_book_get_book_view(model->book, model->query, book_view_loaded, model); + + model->get_view_idle = 0; + return FALSE; +} + +static void +e_addressbook_model_set_arg (GtkObject *o, GtkArg *arg, guint arg_id) +{ + EAddressbookModel *model; + + model = E_ADDRESSBOOK_MODEL (o); + + switch (arg_id){ + case ARG_BOOK: + if (model->book) + gtk_object_unref(GTK_OBJECT(model->book)); + model->book = E_BOOK(GTK_VALUE_OBJECT (*arg)); + if (model->book) { + gtk_object_ref(GTK_OBJECT(model->book)); + if (model->get_view_idle == 0) + model->get_view_idle = g_idle_add((GSourceFunc)get_view, model); + } + break; + case ARG_QUERY: + if (model->query) + g_free(model->query); + model->query = g_strdup(GTK_VALUE_STRING (*arg)); + if (model->get_view_idle == 0) + model->get_view_idle = g_idle_add((GSourceFunc)get_view, model); + break; + } +} + +static void +e_addressbook_model_get_arg (GtkObject *object, GtkArg *arg, guint arg_id) +{ + EAddressbookModel *e_addressbook_model; + + e_addressbook_model = E_ADDRESSBOOK_MODEL (object); + + switch (arg_id) { + case ARG_BOOK: + GTK_VALUE_OBJECT (*arg) = GTK_OBJECT(e_addressbook_model->book); + break; + case ARG_QUERY: + GTK_VALUE_STRING (*arg) = g_strdup(e_addressbook_model->query); + break; + default: + arg->type = GTK_TYPE_INVALID; + break; + } +} + +GtkType +e_addressbook_model_get_type (void) +{ + static GtkType type = 0; + + if (!type){ + GtkTypeInfo info = { + "EAddressbookModel", + sizeof (EAddressbookModel), + sizeof (EAddressbookModelClass), + (GtkClassInitFunc) e_addressbook_model_class_init, + (GtkObjectInitFunc) e_addressbook_model_init, + NULL, /* reserved 1 */ + NULL, /* reserved 2 */ + (GtkClassInitFunc) NULL + }; + + type = gtk_type_unique (PARENT_TYPE, &info); + } + + return type; +} + +ETableModel * +e_addressbook_model_new (void) +{ + EAddressbookModel *et; + + et = gtk_type_new (e_addressbook_model_get_type ()); + + return E_TABLE_MODEL(et); +} -- cgit v1.2.3