ui/qt/text.cpp

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 2014 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 "text.h"
#include "container.h"

#include "../common/context.h"
#include "../common/document.h"


/* ------------------------------ TextField ------------------------------ */

static UIWIDGET create_textfield(UiObject *obj, UiTextFieldArgs args, bool password, bool frameless) {
    UiContainerPrivate *ctn = ui_obj_container(obj);
    UI_APPLY_LAYOUT(ctn->layout, args);
    
    QLineEdit *textfield = new QLineEdit();
    ctn->add(textfield, false);
    
    if(password) {
        textfield->setEchoMode(QLineEdit::Password);
    }
    
    UiVar* var = uic_widget_var(obj->ctx, obj->ctx, args.value, args.varname, UI_VAR_STRING);
    if(var) {
        UiString *value = (UiString*)var->value;
        if(value->value.ptr) {
            QString str = QString::fromUtf8(value->value.ptr);
            textfield->setText(str);
            if(value->value.free) {
                value->value.free(value->value.ptr);
            }
            value->value.ptr = NULL;
        }
        
        value->set = ui_textfield_set;
        value->get = ui_textfield_get;
        value->obj = textfield;
    }
    
    return textfield;
}

UIWIDGET ui_textfield_create(UiObject *obj, UiTextFieldArgs args) {
    return create_textfield(obj, args, false, false);
}

UIWIDGET ui_frameless_textfield_create(UiObject* obj, UiTextFieldArgs args) {
    return create_textfield(obj, args, false, true);
}

UIWIDGET ui_passwordfield_create(UiObject* obj, UiTextFieldArgs args) {
    return create_textfield(obj, args, true, false);
}

char* ui_textfield_get(UiString *str) {
    QLineEdit *textfield = (QLineEdit*)str->obj;
    QString qstr = textfield->text();
    
    if(str->value.free) {
        str->value.free(str->value.ptr);
    }
    QByteArray array = qstr.toUtf8();
    const char *cstr = array.constData();
    str->value.ptr = strdup(cstr);
    str->value.free = free;
    
    return str->value.ptr;
}

void ui_textfield_set(UiString *str, const char *value) {
    QLineEdit *textfield = (QLineEdit*)str->obj;
    QString qstr = QString::fromUtf8(value);
    textfield->setText(qstr);
    
    if(str->value.free) {
        str->value.free(str->value.ptr);
    }
    str->value.ptr = NULL;
}