QGIS API Documentation 3.39.0-Master (bca3cdb6021)
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qgsmessageoutput.h
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1/***************************************************************************
2 qgsmessageoutput.h - interface for showing messages
3 ----------------------
4 begin : April 2006
5 copyright : (C) 2006 by Martin Dobias
6 email : wonder.sk at gmail dot com
7 ***************************************************************************
8 * *
9 * This program is free software; you can redistribute it and/or modify *
10 * it under the terms of the GNU General Public License as published by *
11 * the Free Software Foundation; either version 2 of the License, or *
12 * (at your option) any later version. *
13 * *
14 ***************************************************************************/
15
16
17#ifndef QGSMESSAGEOUTPUT_H
18#define QGSMESSAGEOUTPUT_H
19
20#include <QString>
21#include "qgis_sip.h"
22#include <QObject>
23
24#include "qgis_core.h"
25
27typedef QgsMessageOutput *( *MESSAGE_OUTPUT_CREATOR )() SIP_SKIP;
28
29
43class CORE_EXPORT QgsMessageOutput
44{
45 public:
46
48 enum MessageType { MessageText, MessageHtml };
49
50 virtual ~QgsMessageOutput() = default;
51
53 virtual void setMessage( const QString &message, MessageType msgType ) = 0;
54
56 virtual void appendMessage( const QString &message ) = 0;
57
59 virtual void setTitle( const QString &title ) = 0;
60
62 virtual void showMessage( bool blocking = true ) = 0;
63
67 static void showMessage( const QString &title, const QString &message, MessageType msgType );
68
69 // TODO: implementation where Python class could be passed
70
75 static void setMessageOutputCreator( MESSAGE_OUTPUT_CREATOR f ) SIP_SKIP;
76
81 static QgsMessageOutput *createMessageOutput();
82
83 private:
84
86 static MESSAGE_OUTPUT_CREATOR mMessageOutputCreator;
87};
88
89
97class CORE_EXPORT QgsMessageOutputConsole : public QObject, public QgsMessageOutput
98{
99 Q_OBJECT
100
101 public:
102
104
105 void setMessage( const QString &message, MessageType msgType ) override;
106
107 void appendMessage( const QString &message ) override;
108
109 void setTitle( const QString &title ) override;
110
112 void showMessage( bool blocking = true ) override;
113
114 signals:
115
117 void destroyed();
118
119 private:
120
122 QString mMessage;
123
125 QString mTitle;
126
127 MessageType mMsgType = MessageText;
128};
129
130#endif
Default implementation of message output interface.
void destroyed()
signals that object will be destroyed and shouldn't be used anymore
QgsMessageOutputConsole()=default
Interface for showing messages from QGIS in GUI independent way.
MessageType
message can be in plain text or in html format
virtual void showMessage(bool blocking=true)=0
display the message to the user and deletes itself
virtual void appendMessage(const QString &message)=0
message to be appended to the current text
virtual ~QgsMessageOutput()=default
virtual void setMessage(const QString &message, MessageType msgType)=0
Sets message, it won't be displayed until.
virtual void setTitle(const QString &title)=0
Sets title for the messages.
#define SIP_SKIP
Definition qgis_sip.h:126
QgsMessageOutput *(* MESSAGE_OUTPUT_CREATOR)()