summaryrefslogtreecommitdiffstats
path: root/src/gvcore/imagesavedialog.cpp
blob: db1e32576c5cd6baa0eb554d4ac1a8bfeb86c9c4 (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
// vim: set tabstop=4 shiftwidth=4 noexpandtab
/*
Gwenview - A simple image viewer for KDE
Copyright 2000-2004 Aurélien Gâteau

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

*/
// TQt includes
#include <tqtimer.h>

// KDE includes
#include <kdebug.h>
#include <kdeversion.h>
#include <kfilefiltercombo.h>
#include <kimageio.h>
#include <klocale.h>
#include <kurlcombobox.h>

// Our includes
#include "imagesavedialog.moc"
namespace Gwenview {


static int findFormatInFilterList(const TQStringList& filters, const TQString& format) {
	int pos=0;
	for(TQStringList::const_iterator it=filters.begin(); it!=filters.end(); ++it,++pos) {
		TQStringList list=TQStringList::split("|",*it);
		if ( list[1].startsWith(format) ) return pos;
	}
	return -1;
}


ImageSaveDialog::ImageSaveDialog(KURL& url, const TQCString& imageFormat, TQWidget* parent)
: KFileDialog(":ImageSaveDialog",TQString(),parent,"imagesavedialog",true)
, mURL(url)
, mImageFormat(imageFormat)
{
	setOperationMode(KFileDialog::Saving);

	// FIXME: Ugly code to define the filter combo label.
	KMimeType::List types;
	setFilterMimeType(i18n("Format:"),types,KMimeType::mimeType(""));
	
	TQStringList filters;

	// Create our filter list
	TQStringList mimeTypes=KImageIO::mimeTypes();
	for(TQStringList::const_iterator it=mimeTypes.begin(); it!=mimeTypes.end(); ++it) {
		TQString format=KImageIO::typeForMime(*it);
		
		// Create the pattern part of the filter string
		KMimeType::Ptr mt=KMimeType::mimeType(*it);
		TQStringList patterns;
		for (TQStringList::const_iterator patIt=mt->patterns().begin();patIt!=mt->patterns().end();++patIt) {
			TQString pattern=(*patIt).lower();
			if (!patterns.contains(pattern)) patterns.append(pattern);
		}
		if (patterns.isEmpty()) {
			patterns.append( TQString("*.%1").tqarg(format.lower()) );
		}
		TQString patternString=patterns.join(" ");

		// Create the filter string
		TQString filter=patternString + "|"
			      + format + " - " + mt->comment()
			      + " (" + patternString + ")";
		
		// Add it to our list
		filters.append(filter);
	}
	
	qHeapSort(filters);
	setFilter(filters.join("\n"));
	
	// Select the default image format
	int pos=findFormatInFilterList(filters,mImageFormat);
	if (pos==-1) {
		pos=findFormatInFilterList(filters,"PNG");
		mImageFormat="PNG";
	}
	
	filterWidget->setCurrentItem(pos);

	// Tweak the filter widget
	filterWidget->setEditable(false);
	
	connect(filterWidget,TQT_SIGNAL(activated(const TQString&)),
		this,TQT_SLOT(updateImageFormat(const TQString&)) );
	
	// Call slotFilterChanged() to get the list filtered by the filter we
	// selected. If we don't use a single shot, it leads to a crash :-/
	TQTimer::singleShot(0,this,TQT_SLOT(slotFilterChanged()));
}


void ImageSaveDialog::accept() {
	KFileDialog::accept();
	mURL=selectedURL();
}


void ImageSaveDialog::updateImageFormat(const TQString& text) {
	TQStringList list=TQStringList::split(" ",text);
	mImageFormat=list[0].local8Bit();
	
	TQString name=locationEdit->currentText();
	TQString suffix=KImageIO::suffix(mImageFormat);
	int dotPos=name.findRev('.');
	if (dotPos>-1) {
		name=name.left(dotPos);
	} 
	name.append('.').append(suffix);
	locationEdit->setCurrentText(name);
}


} // namespace