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authorAlessio Treglia <alessio@debian.org>2013-01-15 00:46:35 +0000
committerAlessio Treglia <alessio@debian.org>2013-01-15 00:46:35 +0000
commitb99db4e5834bb8668c249bb7ce30af9a4d23527e (patch)
tree59506788a14a1d2fdabc08516882b19981260a6d /src/scanner.vala
parent026e231507aa5dae486255b6450b410f37e3abb0 (diff)
Imported Upstream version 3.6.0upstream/3.6.0
Diffstat (limited to 'src/scanner.vala')
-rw-r--r--src/scanner.vala41
1 files changed, 30 insertions, 11 deletions
diff --git a/src/scanner.vala b/src/scanner.vala
index 158fa50..03f1e24 100644
--- a/src/scanner.vala
+++ b/src/scanner.vala
@@ -84,6 +84,7 @@ public class ScanOptions
private class ScanJob
{
+ public int id;
public string device;
public double dpi;
public ScanMode scan_mode;
@@ -167,23 +168,36 @@ private class NotifyExpectPage : Notify
private class NotifyGotPageInfo : Notify
{
- public NotifyGotPageInfo (ScanPageInfo info) { this.info = info; }
+ public NotifyGotPageInfo (int job_id, ScanPageInfo info) { this.job_id = job_id; this.info = info; }
+ private int job_id;
private ScanPageInfo info;
- public override void run (Scanner scanner) { scanner.got_page_info (info); }
+ public override void run (Scanner scanner)
+ {
+ if (job_id >= scanner.first_job_id && job_id < scanner.job_id)
+ scanner.got_page_info (info);
+ }
}
private class NotifyPageDone : Notify
{
- public override void run (Scanner scanner) { scanner.page_done (); }
+ public NotifyPageDone (int job_id) { this.job_id = job_id; }
+ private int job_id;
+ public override void run (Scanner scanner)
+ {
+ if (job_id >= scanner.first_job_id && job_id < scanner.job_id)
+ scanner.page_done ();
+ }
}
private class NotifyGotLine : Notify
{
- public NotifyGotLine (ScanLine line) { this.line = line; }
+ public NotifyGotLine (int job_id, ScanLine line) { this.job_id = job_id; this.line = line; }
+ private int job_id;
private ScanLine line;
public override void run (Scanner scanner)
{
- scanner.got_line (line);
+ if (job_id >= scanner.first_job_id && job_id < scanner.job_id)
+ scanner.got_line (line);
}
}
@@ -204,6 +218,10 @@ public class Scanner
/* Queue of responses to authorization requests */
private AsyncQueue<Credentials> authorize_queue;
+ /* ID for the current job */
+ public int first_job_id;
+ public int job_id;
+
private string? default_device;
private ScanState state;
@@ -278,7 +296,6 @@ public class Scanner
if ((scanning && !is_scanning) || (!scanning && is_scanning))
{
scanning = is_scanning;
- scanning_changed ();
notify (new NotifyScanningChanged ());
}
}
@@ -1172,7 +1189,7 @@ public class Scanner
if (page_number != notified_page)
{
- notify (new NotifyGotPageInfo (info));
+ notify (new NotifyGotPageInfo (job.id, info));
notified_page = page_number;
}
@@ -1187,10 +1204,10 @@ public class Scanner
private void do_complete_page ()
{
- notify (new NotifyPageDone ());
-
var job = (ScanJob) job_queue.data;
+ notify (new NotifyPageDone (job.id));
+
/* If multi-pass then scan another page */
if (!parameters.last_frame)
{
@@ -1204,7 +1221,7 @@ public class Scanner
{
page_number++;
pass_number = 0;
- notify (new NotifyPageDone ());
+ notify (new NotifyPageDone (job.id));
state = ScanState.START;
return;
}
@@ -1348,7 +1365,7 @@ public class Scanner
line.data_length = (line.width * 2 + 7) / 8;
}
- notify (new NotifyGotLine (line));
+ notify (new NotifyGotLine (job.id, line));
}
}
@@ -1476,6 +1493,7 @@ public class Scanner
get_scan_type_string (options.type), options.paper_width, options.paper_height);
var request = new RequestStartScan ();
request.job = new ScanJob ();
+ request.job.id = job_id++;
request.job.device = device;
request.job.dpi = options.dpi;
request.job.scan_mode = options.scan_mode;
@@ -1488,6 +1506,7 @@ public class Scanner
public void cancel ()
{
+ first_job_id = job_id;
request_queue.push (new RequestCancel ());
}