summaryrefslogtreecommitdiffstats
path: root/vcl/source/control/fixedhyper.cxx
blob: 5b4960d92f86df004f23405dcd7df7591874bb04 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */

#include <vcl/event.hxx>
#include <vcl/toolkit/fixedhyper.hxx>
#include <vcl/settings.hxx>
#include <vcl/svapp.hxx>
#include <vcl/weld.hxx>
#include <vcl/ptrstyle.hxx>
#include <comphelper/anytostring.hxx>
#include <comphelper/processfactory.hxx>
#include <cppuhelper/exc_hlp.hxx>

#include <com/sun/star/system/XSystemShellExecute.hpp>
#include <com/sun/star/system/SystemShellExecuteFlags.hpp>
#include <com/sun/star/system/SystemShellExecute.hpp>

using namespace css;

FixedHyperlink::FixedHyperlink(vcl::Window* pParent, WinBits nWinStyle)
    : FixedText(pParent, nWinStyle)
    , m_nTextLen(0)
    , m_aOldPointer(PointerStyle::Arrow)
{
    Initialize();
}

void FixedHyperlink::Initialize()
{
    // saves the old pointer
    m_aOldPointer = GetPointer();
    // changes the font
    vcl::Font aFont = GetControlFont( );
    // to underline
    aFont.SetUnderline( LINESTYLE_SINGLE );
    SetControlFont( aFont );
    // changes the color to link color
    SetControlForeground( Application::GetSettings().GetStyleSettings().GetLinkColor() );
    // calculates text len
    m_nTextLen = GetOutDev()->GetCtrlTextWidth( GetText() );

    SetClickHdl(LINK(this, FixedHyperlink, HandleClick));
}

bool FixedHyperlink::ImplIsOverText(Point aPosition) const
{
    Size aSize = GetOutputSizePixel();

    bool bIsOver = false;

    if (GetStyle() & WB_RIGHT)
    {
        return aPosition.X() > (aSize.Width() - m_nTextLen);
    }
    else if (GetStyle() & WB_CENTER)
    {
        bIsOver = aPosition.X() > (aSize.Width() / 2 - m_nTextLen / 2) &&
                  aPosition.X() < (aSize.Width() / 2 + m_nTextLen / 2);
    }
    else
    {
        bIsOver = aPosition.X() < m_nTextLen;
    }

    return bIsOver;
}

void FixedHyperlink::MouseMove( const MouseEvent& rMEvt )
{
    // changes the pointer if the control is enabled and the mouse is over the text.
    if ( !rMEvt.IsLeaveWindow() && IsEnabled() && ImplIsOverText(GetPointerPosPixel()) )
        SetPointer( PointerStyle::RefHand );
    else
        SetPointer( m_aOldPointer );
}

void FixedHyperlink::MouseButtonUp( const MouseEvent& )
{
    // calls the link if the control is enabled and the mouse is over the text.
    if ( IsEnabled() && ImplIsOverText(GetPointerPosPixel()) )
        ImplCallEventListenersAndHandler( VclEventId::ButtonClick, [this] () { m_aClickHdl.Call(*this); } );
}

void FixedHyperlink::RequestHelp( const HelpEvent& rHEvt )
{
    if ( IsEnabled() && ImplIsOverText(GetPointerPosPixel()) )
        FixedText::RequestHelp( rHEvt );
}

void FixedHyperlink::GetFocus()
{
    Size aSize = GetSizePixel();
    tools::Rectangle aFocusRect(Point(1, 1), Size(m_nTextLen + 4, aSize.Height() - 2));
    if (GetStyle() & WB_RIGHT)
        aFocusRect.Move(aSize.Width() - aFocusRect.getOpenWidth(), 0);
    else if (GetStyle() & WB_CENTER)
        aFocusRect.Move((aSize.Width() - aFocusRect.getOpenWidth()) / 2, 0);

    Invalidate(aFocusRect);
    ShowFocus(aFocusRect);
}

void FixedHyperlink::LoseFocus()
{
    SetTextColor( GetControlForeground() );
    Invalidate(tools::Rectangle(Point(), GetSizePixel()));
    HideFocus();
}

void FixedHyperlink::KeyInput( const KeyEvent& rKEvt )
{
    switch ( rKEvt.GetKeyCode().GetCode() )
    {
        case KEY_SPACE:
        case KEY_RETURN:
            m_aClickHdl.Call( *this );
            break;

        default:
            FixedText::KeyInput( rKEvt );
    }
}

void FixedHyperlink::SetURL( const OUString& rNewURL )
{
    m_sURL = rNewURL;
    SetQuickHelpText( m_sURL );
}


void FixedHyperlink::SetText(const OUString& rNewDescription)
{
    FixedText::SetText(rNewDescription);
    m_nTextLen = GetOutDev()->GetCtrlTextWidth(GetText());
}

bool FixedHyperlink::set_property(const OUString &rKey, const OUString &rValue)
{
    if (rKey == "uri")
        SetURL(rValue);
    else
        return FixedText::set_property(rKey, rValue);
    return true;
}

IMPL_LINK(FixedHyperlink, HandleClick, FixedHyperlink&, rHyperlink, void)
{
    if ( rHyperlink.m_sURL.isEmpty() ) // Nothing to do, when the URL is empty
        return;

    try
    {
        uno::Reference< system::XSystemShellExecute > xSystemShellExecute(
            system::SystemShellExecute::create(comphelper::getProcessComponentContext()));
        //throws css::lang::IllegalArgumentException, css::system::SystemShellExecuteException
        xSystemShellExecute->execute( rHyperlink.m_sURL, OUString(), system::SystemShellExecuteFlags::URIS_ONLY );
    }
    catch ( const uno::Exception& )
    {
        uno::Any exc(cppu::getCaughtException());
        OUString msg(comphelper::anyToString(exc));
        SolarMutexGuard g;
        std::shared_ptr<weld::MessageDialog> xErrorBox(
            Application::CreateMessageDialog(GetFrameWeld(), VclMessageType::Error, VclButtonsType::Ok, msg));
        xErrorBox->set_title(rHyperlink.GetText());
        xErrorBox->runAsync(xErrorBox, [](sal_Int32){});
    }
}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */