Fri, 15 Nov 2024 21:16:18 +0100
add UiObject reference counting (GTK)
/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright 2015 Olaf Wintermann. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #include <stdio.h> #include <stdlib.h> #include "text.h" UIWIDGET ui_textarea(UiObject *obj, UiText *value) { UiContainer *container = uic_get_current_container(obj); UIWIDGET textarea = UItextarea(container, value ? value->value : NULL); if(value) { value->get = ui_textarea_get; value->set = ui_textarea_set; value->getsubstr = ui_textarea_getsubstr; value->insert = ui_textarea_insert; value->position = ui_textarea_position; value->selection = ui_textarea_selection; value->length = ui_textarea_length; value->remove = ui_textarea_remove; value->value = NULL; value->obj = textarea; if(!value->undomgr) { //value->undomgr = ; } } return textarea; } UIWIDGET ui_textarea_nv(UiObject *obj, char *varname) { UiVar *var = uic_connect_var(obj->ctx, varname, UI_VAR_TEXT); if(var) { UiText *value = var->value; return ui_textarea(obj, value); } else { // TODO: error } return NULL; } char* ui_textarea_get(UiText *text) { if(text->value) { UIfreestr(text->value); } text->value = UItextarea_get(text->obj); return text->value; } void ui_textarea_set(UiText *text, char *str) { if(text->value) { UIfreestr(text->value); text->value = NULL; } UItextarea_set(text->obj, str); } char* ui_textarea_getsubstr(UiText *text, int begin, int end) { if(text->value) { UIfreestr(text->value); } text->value = UItextarea_getsubstr(text->obj, begin, end); return text->value; } void ui_textarea_insert(UiText *text, int pos, char *str) { if(text->value) { UIfreestr(text->value); text->value = NULL; } UItextarea_insert(text->obj, pos, str); } int ui_textarea_position(UiText *text) { return UItextarea_position(text->obj); } void ui_textarea_selection(UiText *text, int *begin, int *end) { UItextarea_selection(text->obj, begin, end); } int ui_textarea_length(UiText *text) { return UItextarea_length(text->obj); } void ui_textarea_remove(UiText *text, int begin, int end) { if(text->value) { UIfreestr(text->value); text->value = NULL; } UItextarea_remove(text->obj, begin, end); } UIWIDGET ui_textfield(UiObject *obj, UiString *value) { UiContainer *container = uic_get_current_container(obj); UIWIDGET textfield = UItextfield(container, value ? value->value : NULL); if(value) { // TODO } return textfield; } UIWIDGET ui_textfield_nv(UiObject *obj, char *varname) { UiVar *var = uic_connect_var(obj->ctx, varname, UI_VAR_STRING); if(var) { UiString *value = var->value; return ui_textfield(obj, value); } else { // TODO: error } return NULL; }