diff --git a/src/media.c b/src/media.c

index c0d6d3de..dcda0664 100644

--- a/src/media.c

+++ b/src/media.c

@@ -24,6 +24,7 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */

#include "gmdocument.h"

#include "ui/window.h"

#include "audio/player.h"

+#include "app.h"



#include <the_Foundation/ptrarray.h>

#include <stb_image.h>

@@ -214,8 +215,9 @@ void setData_Media(iMedia *d, iGmLinkId linkId, const iString *mime, const iBloc

             updateSourceData_Player(audio->player, NULL, NULL, complete_PlayerUpdate);

         }

         pushBack_PtrArray(&d->audio, audio);

- /* TEST: Start playing right away. */

+ /* Start playing right away. */

         start_Player(audio->player);

+ postCommandf_App("media.player.started player:%p", audio->player);

     }

 }

}

@@ -231,6 +233,10 @@ iMediaId findLinkImage_Media(const iMedia *d, iGmLinkId linkId) {

 return 0;

}



+size_t numAudio_Media(const iMedia *d) {

+ return size_PtrArray(&d->audio);

+}

+

iMediaId findLinkAudio_Media(const iMedia *d, iGmLinkId linkId) {

 /* TODO: use a hash */

 iConstForEach(PtrArray, i, &d->audio) {

diff --git a/src/media.h b/src/media.h

index c19ad8ae..9db6659d 100644

--- a/src/media.h

+++ b/src/media.h

@@ -60,6 +60,7 @@ iMediaId findLinkImage_Media (const iMedia *, uint16_t linkId);

iBool imageInfo_Media (const iMedia *, iMediaId imageId, iGmImageInfo *info_out);

SDL_Texture * imageTexture_Media (const iMedia *, iMediaId imageId);



+size_t numAudio_Media (const iMedia *);

iMediaId findLinkAudio_Media (const iMedia *, uint16_t linkId);

iBool audioInfo_Media (const iMedia *, iMediaId audioId, iGmAudioInfo *info_out);

iPlayer * audioPlayer_Media (const iMedia *, iMediaId audioId);

diff --git a/src/ui/documentwidget.c b/src/ui/documentwidget.c

index b977e4d9..573cd3e3 100644

--- a/src/ui/documentwidget.c

+++ b/src/ui/documentwidget.c

@@ -1421,6 +1421,18 @@ static iBool handleCommand_DocumentWidget_(iDocumentWidget *d, const char *cmd)

 else if (equal_Command(cmd, "media.updated") || equal_Command(cmd, "media.finished")) {

     return handleMediaCommand_DocumentWidget_(d, cmd);

 }

+ else if (equal_Command(cmd, "media.player.started")) {

+ /* When one media player starts, pause the others that may be playing. */

+ const iPlayer *startedPlr = pointerLabel_Command(cmd, "player");

+ const iMedia * media = media_GmDocument(d->doc);

+ const size_t num = numAudio_Media(media);

+ for (size_t id = 1; id <= num; id++) {

+ iPlayer *plr = audioPlayer_Media(media, id);

+ if (plr != startedPlr) {

+ setPaused_Player(plr, iTrue);

+ }

+ }

+ }

 else if (equal_Command(cmd, "document.stop") && document_App() == d) {

     if (d->request) {

         postCommandf_App(

@@ -2064,6 +2076,8 @@ static iBool processEvent_DocumentWidget_(iDocumentWidget *d, const SDL_Event *e

                                 if (!isFinished_GmRequest(req->req)) {

                                     cancel_GmRequest(req->req);

                                     removeMediaRequest_DocumentWidget_(d, linkId);

+ /* Note: Some of the audio IDs have changed now, layout must

+ be redone. */

                                 }

                             }

                             redoLayout_GmDocument(d->doc);